var loadstatus="<p align=center ><br><img src='image/load.gif' /></p>";
function creatobj(){
		var http_request = "";	
		var http_request = false;
        if (window.XMLHttpRequest) { // mozilla , safari.. 
            http_request = new XMLHttpRequest();
			
            if (http_request.overrideMimeType) {
                http_request.overrideMimeType('text/xml');
            }
        } else if (window.ActiveXObject) { // internet explorer
            try {
                http_request = new ActiveXObject("Msxml2.XMLHTTP");
            } catch (e) {
                try {
                    http_request = new ActiveXObject("Microsoft.XMLHTTP");
                } catch (e) {}
            }
        }
        if (!http_request) {
            alert('AJAX error ');
            return false;
        }
		return http_request;
	}// creatobj
	
function PostRequest(myUrl,viriables,num,method){
			http_request=creatobj(myUrl);
	        http_request.onreadystatechange = function() {
			 		displayresults(http_request,num); 
			};
			 
			if (method == 'get')
			{
		    	http_request.open("get",myUrl+"?"+viriables);
			    http_request.send(viriables);  
			}
			else 
			{			 
				http_request.open("POST",myUrl+"?"+viriables,true);
				http_request.setRequestHeader("Content-Type","application/x-www-form-urlencoded;");
				http_request.setRequestHeader("Content-length", viriables.length);
				http_request.setRequestHeader("Connection", "close");
				http_request.send(viriables);	
			}
	
	}// PostRequest

function displayresults(http_request,num){
		if(http_request.readyState==4){	
			if(http_request.status==200){
				var theDiv="contentdiv"+num; 
				var content=http_request.responseText;
				document.getElementById(theDiv).innerHTML="";
				document.getElementById(theDiv).innerHTML=http_request.responseText;
				}else {
				loadstatus;
			}
		}
		
	}// sdisplayresults