function xmlhttpPost(strURL, div, message,callbackF) {
    var xmlHttpReq = false;
    var self = this;
      
	// Mozilla/Safari
    if (window.XMLHttpRequest)
	  {
        self.xmlHttpReq = new XMLHttpRequest();
      }
    // IE
    else if (window.ActiveXObject)
	  {
        self.xmlHttpReq = new ActiveXObject("Microsoft.XMLHTTP");
      }
    
    self.xmlHttpReq.open('GET', strURL, true);
    self.xmlHttpReq.setRequestHeader('Content-Type','application/x-www-form-urlencoded');
    self.xmlHttpReq.onreadystatechange = function() {
        if (self.xmlHttpReq.readyState == 4) {
   	
	      	updatepage(message+self.xmlHttpReq.responseText,div);
	      	callFunction(callbackF);
		 }
    }
    self.xmlHttpReq.send(null);
}


function updatepage(str,div)  {
	 var divToUpdate = document.getElementById(div);
	 if (divToUpdate != null) {
	 	divToUpdate.innerHTML = str;
	 }
} 
function callFunction(callbackF){
	switch (callbackF) {
	case 'loadGmapSearchRes':
		loadGmapSearchRes();
		break;
	case 'loadEntSearchRes':
		loadEntSearchRes();
		break;
	case 'resizeMainLeftMenu':
		resizeMainLeftMenu();
		break;
	}
	

}