//for search
		 function mysearch()
		{			
			
			var drpcategory=document.getElementById("drpcategory").value;
			var drpcity=document.getElementById("drpcity").value;
			var drpzone=document.getElementById("drpzone").value;
			var drpsize=document.getElementById("drpsize").value;
			
			if(drpcategory==0 && drpcity==0 && drpzone==0 && drpsize==0)
			{
				alert("Please select your search Criteria.");
				return true;
			}	
			//alert("HI");
			var xmlRequest = GetXmlHttpObject();			
			if (xmlRequest == null)
                	return;
            var url="search_project_action.php?drpcategory="+drpcategory+"&drpcity="+drpcity+"&drpzone="+drpzone+"&drpsize="+drpsize;
			//alert(url);
            var browser=navigator.appName;
			if (browser=="Microsoft Internet Explorer")
				{
					xmlRequest.open("POST",url, true);
				}
			else
				{
					xmlRequest.open("GET",url, true);
				}
			xmlRequest.setRequestHeader("Content-Type", "application/x-www-formurlencoded");
			xmlRequest.onreadystatechange =function()
				{
					if(xmlRequest.readyState==4)
						{
							HandleAjaxResponse_mysearch(xmlRequest);
						}
				};
			xmlRequest.send(null);
			return false;
		}
		function HandleAjaxResponse_mysearch(xmlRequest)
        {
			//document.getElementById("viewzone").innerHTML="";						
							
            var xmlT=xmlRequest.responseText;			
			//alert(xmlT);
			document.getElementById("search_display").innerHTML=xmlT;
					
		
		return false;
         }
		 
		 //============================Object Start  Here==========================
function GetXmlHttpObject()
    	{		
			var xmlHttp=null;
			try
            {
               xmlHttp=new XMLHttpRequest();
            }
			catch (e)
            {
                // Internet Explorer
                try
                    {
                        xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
                    }
                catch (e)
                    {
                        xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
                    }
            }
			return xmlHttp;
		  
    } 
//============================Object End  Here==========================