text: 	function sendRequestObject(urls, paramString)
  	{
  	var xmlhttp;
  	//var keys=document.dummy.sele.value
  	//var urls="http://www.java4s.com:2011/On_select_from_database_dropdown_Update_2/db_fetch.jsp?ok="+keys
  	if (window.XMLHttpRequest)
  	  {
  	  xmlhttp=new XMLHttpRequest();
  	  }
  	else
  	  {
  	  xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
  	  }
  	 
  	xmlhttp.onreadystatechange=function()
  	  {
  	 
  	removeall();
  	 
  	  if (xmlhttp.readyState==4)
  	    {
  	            z=0;
  	            var roott=xmlhttp.responseXML.documentElement;
  	            var ress=roott.getElementsByTagName("option")[z].childNodes[0].nodeValue;
  	 
  	            while(ress!=null)
  	            {
  	                    addoptions(ress)
  	                    z++
  	             var ress=roott.getElementsByTagName("option")[z].childNodes[0].nodeValue;
  	            }
  	    }
  	 
  	    function removeall()
  	    {
  	 
  	        var ct=document.getElementById('postalcode').length;
  	        for(i=ct; i>=0; i--)    {    
  	        	document.getElementById('postalcode').options[i]=null;
  	             }
  	    }
  	 
  	    function addoptions(reslt)
  	    {
  	 
  	        var ct1=document.createElement("OPTION");
  	        ct1.text=reslt;
  	        ct1.value=reslt;
  	        document.getElementById('postalcode').options.add(ct1);
  	 
  	    }
  	}    
  	 
  	xmlhttp.open("POST",urls,true);
  	xmlhttp.send(paramString);
  	}	