function actbDesc(obj,ca){
      

	/* ---- Public Variables ---- */
	this.actbDesc_timeOut = -1; // Autocomplete Timeout in ms (-1: autocomplete never time out)
	this.actbDesc_lim = 24;    // Number of elements autocomplete can show (-1: no limit)
	this.actbDesc_firstText = false; // should the auto complete be limited to the beginning of keyword?
	this.actbDesc_mouse = true; // Enable Mouse Support
	this.actbDesc_delimiter = new Array(';',',');  // Delimiter for multiple autocomplete. Set it to empty array for single autocomplete
	this.actbDesc_startcheck = 2; // Show widget only after this number of characters is typed in.
	/* ---- Public Variables ---- */

	/* --- Styles --- */
	this.actbDesc_bgColor = 'white';
	this.actbDesc_textColor = 'black';
	this.actbDesc_hColor = '#CFCFCF';
	this.actbDesc_fFamily = 'Verdana,Arial,Lucida Sans Regular';
	this.actbDesc_fSize = '8pt';
	//this.actbDesc_hStyle = 'text-decoration:underline;'//font-weight="bold"';
	this.actbDesc_hStyle = 'font-weight="bold";color=red';
	/* --- Styles --- */

	/* ---- Private Variables ---- */
	var actbDesc_delimwords = new Array();
	var actbDesc_cdelimword = 0;
	var actbDesc_delimchar = new Array();
	var actbDesc_display = false;
	var actbDesc_pos = 0;
	var actbDesc_total = 0;
	var actbDesc_curr = null;
	var actbDesc_rangeu = 0;
	var actbDesc_ranged = 0;
	var actbDesc_bool = new Array();
	var actbDesc_pre = 0;
	var actbDesc_toid;
	var actbDesc_tomake = false;
	var actbDesc_getpre = "";
	var actbDesc_mouse_on_list = 1;
	var actbDesc_kwcount = 0;
	var actbDesc_caretmove = false;
	this.actbDesc_keywords = new Array();
	/* ---- Private Variables---- */
	
	this.actbDesc_keywords = ca;
	var actbDesc_self = this;

	actbDesc_curr = obj;
	
	addEvent(actbDesc_curr,"focus",actbDesc_setup);
	
	
	function actbDesc_setup(){
		addEvent(document,"keydown",actbDesc_checkkey);
		addEvent(actbDesc_curr,"blur",actbDesc_clear);
		addEvent(document,"keypress",actbDesc_keypress);
	}

	function actbDesc_clear(evt){
		if (!evt) evt = event;
		removeEvent(document,"keydown",actbDesc_checkkey);
		removeEvent(actbDesc_curr,"blur",actbDesc_clear);
		removeEvent(document,"keypress",actbDesc_keypress);
		actbDesc_removedisp();
	}
	function actbDesc_parse(n){
		if (actbDesc_self.actbDesc_delimiter.length > 0){
			var t = actbDesc_delimwords[actbDesc_cdelimword].trim().addslashes();
			var plen = actbDesc_delimwords[actbDesc_cdelimword].trim().length;
		}else{
			var t = actbDesc_curr.value.addslashes();
			var plen = actbDesc_curr.value.length;
		}
		var tobuild = '';
		var i;

		if (actbDesc_self.actbDesc_firstText){
			var re = new RegExp("^" + t, "i");
		}else{
			var re = new RegExp(t, "i");
		}
		var p = n.search(re);
				
		for (i=0;i<p;i++){
			tobuild += n.substr(i,1);
		}
		tobuild += "<font style='"+(actbDesc_self.actbDesc_hStyle)+"'>"
		for (i=p;i<plen+p;i++){
			tobuild += n.substr(i,1);
		}
		tobuild += "</font>";
			for (i=plen+p;i<n.length;i++){
			tobuild += n.substr(i,1);
		}
		return tobuild;
	}
	function actbDesc_generate(){
		if (document.getElementById('tat_table')){ actbDesc_display = false;document.body.removeChild(document.getElementById('tat_table')); } 
		if (actbDesc_kwcount == 0){
			actbDesc_display = false;
			return;
		}
		a = document.createElement('table');
		a.cellSpacing='1px';
		a.cellPadding='2px';
		a.style.position='absolute';
		a.style.top = eval(curTop(actbDesc_curr) + actbDesc_curr.offsetHeight) + "px";
		a.style.left = curLeft(actbDesc_curr) + "px";
		a.style.backgroundColor=actbDesc_self.actbDesc_bgColor;
		a.id = 'tat_table';
		document.body.appendChild(a);
		var i;
		var first = true;
		var j = 1;
		if (actbDesc_self.actbDesc_mouse){
			a.onmouseout = actbDesc_table_unfocus;
			a.onmouseover = actbDesc_table_focus;
		}
		var counter = 0;
		for (i=0;i<actbDesc_self.actbDesc_keywords.length;i++){
			if (actbDesc_bool[i]){
				counter++;
				r = a.insertRow(-1);
				if (first && !actbDesc_tomake){
					r.style.backgroundColor = actbDesc_self.actbDesc_hColor;
					first = false;
					actbDesc_pos = counter;
				}else if(actbDesc_pre == i){
					r.style.backgroundColor = actbDesc_self.actbDesc_hColor;
					first = false;
					actbDesc_pos = counter;
				}else{
					r.style.backgroundColor = actbDesc_self.actbDesc_bgColor;
				}
				r.id = 'tat_tr'+(j);
				c = r.insertCell(-1);
				c.style.color = actbDesc_self.actbDesc_textColor;
				c.style.fontFamily = actbDesc_self.actbDesc_fFamily;
				c.style.fontSize = actbDesc_self.actbDesc_fSize;
				c.innerHTML = actbDesc_parse(actbDesc_self.actbDesc_keywords[i]);
				c.id = 'tat_td'+(j);
				c.setAttribute('pos',j);
				if (actbDesc_self.actbDesc_mouse){
					c.style.cursor = 'pointer';
					c.onclick=actbDesc_mouseclick;
					c.onmouseover = actbDesc_table_highlight;
				}
				j++;
			}
			if (j - 1 == actbDesc_self.actbDesc_lim && j < actbDesc_total){
				r = a.insertRow(-1);
				r.style.backgroundColor = actbDesc_self.actbDesc_bgColor;
				c = r.insertCell(-1);
				c.style.color = actbDesc_self.actbDesc_textColor;
				c.style.fontFamily = 'arial narrow';
				c.style.fontSize = actbDesc_self.actbDesc_fSize;
				c.align='center';
				replaceHTML(c,'\\/');
				if (actbDesc_self.actbDesc_mouse){
					c.style.cursor = 'pointer';
					c.onclick = actbDesc_mouse_down;
				}
				break;
			}
		}
		actbDesc_rangeu = 1;
		actbDesc_ranged = j-1;
		actbDesc_display = true;
		if (actbDesc_pos <= 0) actbDesc_pos = 1;
	}
	function actbDesc_remake(){
		document.body.removeChild(document.getElementById('tat_table'));
		a = document.createElement('table');
		a.cellSpacing='1px';
		a.cellPadding='2px';
		a.style.position='absolute';
		a.style.top = eval(curTop(actbDesc_curr) + actbDesc_curr.offsetHeight) + "px";
		a.style.left = curLeft(actbDesc_curr) + "px";
		a.style.backgroundColor=actbDesc_self.actbDesc_bgColor;
		a.id = 'tat_table';
		if (actbDesc_self.actbDesc_mouse){
			a.onmouseout= actbDesc_table_unfocus;
			a.onmouseover=actbDesc_table_focus;
		}
		document.body.appendChild(a);
		var i;
		var first = true;
		var j = 1;
		if (actbDesc_rangeu > 1){
			r = a.insertRow(-1);
			r.style.backgroundColor = actbDesc_self.actbDesc_bgColor;
			c = r.insertCell(-1);
			c.style.color = actbDesc_self.actbDesc_textColor;
			c.style.fontFamily = 'arial narrow';
			c.style.fontSize = actbDesc_self.actbDesc_fSize;
			c.align='center';
			replaceHTML(c,'/\\');
			if (actbDesc_self.actbDesc_mouse){
				c.style.cursor = 'pointer';
				c.onclick = actbDesc_mouse_up;
			}
		}
		for (i=0;i<actbDesc_self.actbDesc_keywords.length;i++){
			if (actbDesc_bool[i]){
				if (j >= actbDesc_rangeu && j <= actbDesc_ranged){
					r = a.insertRow(-1);
					r.style.backgroundColor = actbDesc_self.actbDesc_bgColor;
					r.id = 'tat_tr'+(j);
					c = r.insertCell(-1);
					c.style.color = actbDesc_self.actbDesc_textColor;
					c.style.fontFamily = actbDesc_self.actbDesc_fFamily;
					c.style.fontSize = actbDesc_self.actbDesc_fSize;
					c.innerHTML = actbDesc_parse(actbDesc_self.actbDesc_keywords[i]);
					c.id = 'tat_td'+(j);
					c.setAttribute('pos',j);
					if (actbDesc_self.actbDesc_mouse){
						c.style.cursor = 'pointer';
						c.onclick=actbDesc_mouseclick;
						c.onmouseover = actbDesc_table_highlight;
					}
					j++;
				}else{
					j++;
				}
			}
			if (j > actbDesc_ranged) break;
		}
		if (j-1 < actbDesc_total){
			r = a.insertRow(-1);
			r.style.backgroundColor = actbDesc_self.actbDesc_bgColor;
			c = r.insertCell(-1);
			c.style.color = actbDesc_self.actbDesc_textColor;
			c.style.fontFamily = 'arial narrow';
			c.style.fontSize = actbDesc_self.actbDesc_fSize;
			c.align='center';
			replaceHTML(c,'\\/');
			if (actbDesc_self.actbDesc_mouse){
				c.style.cursor = 'pointer';
				c.onclick = actbDesc_mouse_down;
			}
		}
	}
	function actbDesc_goup(){
		if (!actbDesc_display) return;
		if (actbDesc_pos == 1) return;
		document.getElementById('tat_tr'+actbDesc_pos).style.backgroundColor = actbDesc_self.actbDesc_bgColor;
		actbDesc_pos--;
		if (actbDesc_pos < actbDesc_rangeu) actbDesc_moveup();
		document.getElementById('tat_tr'+actbDesc_pos).style.backgroundColor = actbDesc_self.actbDesc_hColor;
		if (actbDesc_toid) clearTimeout(actbDesc_toid);
		if (actbDesc_self.actbDesc_timeOut > 0) actbDesc_toid = setTimeout(function(){actbDesc_mouse_on_list=0;actbDesc_removedisp();},actbDesc_self.actbDesc_timeOut);
	}
	function actbDesc_godown(){
		if (!actbDesc_display) return;
		if (actbDesc_pos == actbDesc_total) return;
		document.getElementById('tat_tr'+actbDesc_pos).style.backgroundColor = actbDesc_self.actbDesc_bgColor;
		actbDesc_pos++;
		if (actbDesc_pos > actbDesc_ranged) actbDesc_movedown();
		document.getElementById('tat_tr'+actbDesc_pos).style.backgroundColor = actbDesc_self.actbDesc_hColor;
		if (actbDesc_toid) clearTimeout(actbDesc_toid);
		if (actbDesc_self.actbDesc_timeOut > 0) actbDesc_toid = setTimeout(function(){actbDesc_mouse_on_list=0;actbDesc_removedisp();},actbDesc_self.actbDesc_timeOut);
	}
	function actbDesc_movedown(){
		actbDesc_rangeu++;
		actbDesc_ranged++;
		actbDesc_remake();
	}
	function actbDesc_moveup(){
		actbDesc_rangeu--;
		actbDesc_ranged--;
		actbDesc_remake();
	}

	/* Mouse */
	function actbDesc_mouse_down(){
		document.getElementById('tat_tr'+actbDesc_pos).style.backgroundColor = actbDesc_self.actbDesc_bgColor;
		actbDesc_pos++;
		actbDesc_movedown();
		document.getElementById('tat_tr'+actbDesc_pos).style.backgroundColor = actbDesc_self.actbDesc_hColor;
		actbDesc_curr.focus();
		actbDesc_mouse_on_list = 0;
		if (actbDesc_toid) clearTimeout(actbDesc_toid);
		if (actbDesc_self.actbDesc_timeOut > 0) actbDesc_toid = setTimeout(function(){actbDesc_mouse_on_list=0;actbDesc_removedisp();},actbDesc_self.actbDesc_timeOut);
	}
	function actbDesc_mouse_up(evt){
		if (!evt) evt = event;
		if (evt.stopPropagation){
			evt.stopPropagation();
		}else{
			evt.cancelBubble = true;
		}
		document.getElementById('tat_tr'+actbDesc_pos).style.backgroundColor = actbDesc_self.actbDesc_bgColor;
		actbDesc_pos--;
		actbDesc_moveup();
		document.getElementById('tat_tr'+actbDesc_pos).style.backgroundColor = actbDesc_self.actbDesc_hColor;
		actbDesc_curr.focus();
		actbDesc_mouse_on_list = 0;
		if (actbDesc_toid) clearTimeout(actbDesc_toid);
		if (actbDesc_self.actbDesc_timeOut > 0) actbDesc_toid = setTimeout(function(){actbDesc_mouse_on_list=0;actbDesc_removedisp();},actbDesc_self.actbDesc_timeOut);
	}
	function actbDesc_mouseclick(evt){
		if (!evt) evt = event;
		if (!actbDesc_display) return;
		actbDesc_mouse_on_list = 0;
		actbDesc_pos = this.getAttribute('pos');
		actbDesc_penter();
		
	}
	function actbDesc_table_focus(){
		actbDesc_mouse_on_list = 1;
	}
	function actbDesc_table_unfocus(){
		actbDesc_mouse_on_list = 0;
		if (actbDesc_toid) clearTimeout(actbDesc_toid);
		if (actbDesc_self.actbDesc_timeOut > 0) actbDesc_toid = setTimeout(function(){actbDesc_mouse_on_list = 0;actbDesc_removedisp();},actbDesc_self.actbDesc_timeOut);
	}
	function actbDesc_table_highlight(){
		actbDesc_mouse_on_list = 1;
		document.getElementById('tat_tr'+actbDesc_pos).style.backgroundColor = actbDesc_self.actbDesc_bgColor;
		actbDesc_pos = this.getAttribute('pos');
		while (actbDesc_pos < actbDesc_rangeu) actbDesc_moveup();
		while (actbDesc_pos > actbDesc_ranged) actbDesc_movedown();
		document.getElementById('tat_tr'+actbDesc_pos).style.backgroundColor = actbDesc_self.actbDesc_hColor;
		if (actbDesc_toid) clearTimeout(actbDesc_toid);
		if (actbDesc_self.actbDesc_timeOut > 0) actbDesc_toid = setTimeout(function(){actbDesc_mouse_on_list = 0;actbDesc_removedisp();},actbDesc_self.actbDesc_timeOut);
	}
	/* ---- */

	function actbDesc_insertword(a){
		if (actbDesc_self.actbDesc_delimiter.length > 0){
			str = '';
			l=0;
			for (i=0;i<actbDesc_delimwords.length;i++){
				if (actbDesc_cdelimword == i){
					prespace = postspace = '';
					gotbreak = false;
					for (j=0;j<actbDesc_delimwords[i].length;++j){
						if (actbDesc_delimwords[i].charAt(j) != ' '){
							gotbreak = true;
							break;
						}
						prespace += ' ';
					}
					for (j=actbDesc_delimwords[i].length-1;j>=0;--j){
						if (actbDesc_delimwords[i].charAt(j) != ' ') break;
						postspace += ' ';
					}
					str += prespace;
					str += a;
					l = str.length;
					if (gotbreak) str += postspace;
				}else{
					str += actbDesc_delimwords[i];
				}
				if (i != actbDesc_delimwords.length - 1){
					str += actbDesc_delimchar[i];
				}
			}
			actbDesc_curr.value = str;
			setCaret(actbDesc_curr,l);
		}else{
			actbDesc_curr.value = a;
		}
		actbDesc_mouse_on_list = 0;
		actbDesc_removedisp();
		strCustNum = new Array();//byshan
		strCustNum = a.split("-");//byshan
		document.getElementById('txtCustomerDetail').value=strCustNum[0]; //byshan
		document.getElementById('txtCustomerNumber').value=strCustNum[0]; //byshan
	}
	function actbDesc_penter(){
		if (!actbDesc_display) return;
		actbDesc_display = false;
		var word = '';
		var c = 0;
		for (var i=0;i<=actbDesc_self.actbDesc_keywords.length;i++){
			if (actbDesc_bool[i]) c++;
			if (c == actbDesc_pos){
				word = actbDesc_self.actbDesc_keywords[i];
				break;
			}
		}
		actbDesc_insertword(word);
		l = getCaretStart(actbDesc_curr);
	}
	function actbDesc_removedisp(){
		if (actbDesc_mouse_on_list==0){
			actbDesc_display = 0;
			if (document.getElementById('tat_table')){ document.body.removeChild(document.getElementById('tat_table')); }
			if (actbDesc_toid) clearTimeout(actbDesc_toid);
		}
	}
	function actbDesc_keypress(e){
		if (actbDesc_caretmove) stopEvent(e);
		return !actbDesc_caretmove;
	}
	function actbDesc_checkkey(evt){
		if (!evt) evt = event;
		a = evt.keyCode;
		caret_pos_start = getCaretStart(actbDesc_curr);
		actbDesc_caretmove = 0;
		switch (a){
			case 38:
				actbDesc_goup();
				actbDesc_caretmove = 1;
				return false;
				break;
			case 40:
				actbDesc_godown();
				actbDesc_caretmove = 1;
				return false;
				break;
			case 13: case 9:
				if (actbDesc_display){
					actbDesc_caretmove = 1;
					actbDesc_penter();
					return false;
				}else{
					return true;
				}
				break;
			default:
				setTimeout(function(){actbDesc_tocomplete(a)},50);
				break;
		}
	}

	function actbDesc_tocomplete(kc){
		if (kc == 38 || kc == 40 || kc == 13) return;
		var i;
		if (actbDesc_display){ 
			var word = 0;
			var c = 0;
			for (var i=0;i<=actbDesc_self.actbDesc_keywords.length;i++){
				if (actbDesc_bool[i]) c++;
				if (c == actbDesc_pos){
					word = i;
					break;
				}
			}
			actbDesc_pre = word;
		}else{ actbDesc_pre = -1};
		
		if (actbDesc_curr.value == ''){
			actbDesc_mouse_on_list = 0;
			actbDesc_removedisp();
			return;
		}
		if (actbDesc_self.actbDesc_delimiter.length > 0){
			caret_pos_start = getCaretStart(actbDesc_curr);
			caret_pos_end = getCaretEnd(actbDesc_curr);
			
			delim_split = '';
			for (i=0;i<actbDesc_self.actbDesc_delimiter.length;i++){
				delim_split += actbDesc_self.actbDesc_delimiter[i];
			}
			delim_split = delim_split.addslashes();
			delim_split_rx = new RegExp("(["+delim_split+"])");
			c = 0;
			actbDesc_delimwords = new Array();
			actbDesc_delimwords[0] = '';
			for (i=0,j=actbDesc_curr.value.length;i<actbDesc_curr.value.length;i++,j--){
				if (actbDesc_curr.value.substr(i,j).search(delim_split_rx) == 0){
					ma = actbDesc_curr.value.substr(i,j).match(delim_split_rx);
					actbDesc_delimchar[c] = ma[1];
					c++;
					actbDesc_delimwords[c] = '';
				}else{
					actbDesc_delimwords[c] += actbDesc_curr.value.charAt(i);
				}
			}

			var l = 0;
			actbDesc_cdelimword = -1;
			for (i=0;i<actbDesc_delimwords.length;i++){
				if (caret_pos_end >= l && caret_pos_end <= l + actbDesc_delimwords[i].length){
					actbDesc_cdelimword = i;
				}
				l+=actbDesc_delimwords[i].length + 1;
			}
			var ot = actbDesc_delimwords[actbDesc_cdelimword].trim(); 
			var t = actbDesc_delimwords[actbDesc_cdelimword].addslashes().trim();
		}else{
			var ot = actbDesc_curr.value;
			var t = actbDesc_curr.value.addslashes();
		}
		if (ot.length == 0){
			actbDesc_mouse_on_list = 0;
			actbDesc_removedisp();
		}
		if (ot.length < actbDesc_self.actbDesc_startcheck) return this;
		if (actbDesc_self.actbDesc_firstText){
			var re = new RegExp("^" + t, "i");
		}else{
			var re = new RegExp(t, "i");
		}

		actbDesc_total = 0;
		actbDesc_tomake = false;
		actbDesc_kwcount = 0;
		for (i=0;i<actbDesc_self.actbDesc_keywords.length;i++){
			actbDesc_bool[i] = false;
			if (re.test(actbDesc_self.actbDesc_keywords[i])){
				actbDesc_total++;
				actbDesc_bool[i] = true;
				actbDesc_kwcount++;
				if (actbDesc_pre == i) actbDesc_tomake = true;
			}
		}

		if (actbDesc_toid) clearTimeout(actbDesc_toid);
		if (actbDesc_self.actbDesc_timeOut > 0) actbDesc_toid = setTimeout(function(){actbDesc_mouse_on_list = 0;actbDesc_removedisp();},actbDesc_self.actbDesc_timeOut);
		actbDesc_generate();
	}
	return this;
}