// JavaScript Document
// JavaScript Document
// JavaScript Document

function check_blank(mode) 
	{	
	    var resp;	
		strURL="indexpagefourmblog.php?mode="+mode;	
		var req = getXMLHTTP();
		
		if (req) {
			
			req.onreadystatechange = function() {
				if (req.readyState == 4) {
					// only if "OK"
					if (req.status == 200) {	
					resp=req.responseText;
					//alert(resp);
					
						document.getElementById('div_forum_blog').innerHTML=req.responseText;						
						//alert(req.responseText);
						//document.getElementById(dv).innerHTML="111";
						//alert(dv);
						//var div_chlng="div_chlng"+dv_id;
                       //var frmcheck="frmcheck"+dv_id;

		   
						
						
					} else {
						alert("There was a problem while using XMLHTTP:\n" + req.statusText);
					}
				}				
			}			
			req.open("GET", strURL, true);
			req.send(null);
			
			//alert(req.responseText);
		//return resp;
		}
		
	}


	function getXMLHTTP() { //fuction to return the xml http object
		var xmlhttp=false;	
		try{
			xmlhttp=new XMLHttpRequest();
		}
		catch(e)	{		
			try{			
				xmlhttp= new ActiveXObject("Microsoft.XMLHTTP");
			}
			catch(e){
				try{
				req = new ActiveXObject("Msxml2.XMLHTTP");
				}
				catch(e1){
					xmlhttp=false;
				}
			}
		}
		 	
		return xmlhttp;
	}