function change_loading_message(){
    var elem = document.getElementById('__AjaxCall_Wait');
    
    //if (!elem) {
        //elem = document.createElement("div");
        //elem.id = '__AjaxCall_Wait';
        elem.style.position = 'absolute';
        elem.style.height = "200px";
        elem.style.paddingLeft = "3px";
        elem.style.paddingRight = "3px";
        elem.style.fontSize = "11px";
        elem.style.fontFamily = 'Arial, Verdana, Tahoma';
        //elem.style.border = "#000000 1px solid";
        elem.style.border = "";
        elem.style.width = "100%"; 
        elem.style.backgroundColor = "";
        elem.style.display = "block";
        //elem.style.filter="alpha(opacity=80)";
        //elem.style.z-index = "1000";
//        elem.style.color = "#ffffff";
        //elem.innerHTML = '<center>Loading ...</center>';
        elem.innerHTML = "<table border=0 width=100% height=100%><tr><td align=center valign=middle><table border=1 width=150 id=table2 cellspacing=0 cellpadding=0 bgcolor=#FFFFFF height=50 bordercolor=#95B9D4><tr><td><table border=0 width=150 id=table1 cellspacing=0 cellpadding=0 height=50 bgcolor=#FFFFFF ><tr><td width=30 align=center><img border=0 src=images/ajaxLoader.gif width=16 height=16></td>	<td ><font face=Verdana size=1>Processing your request, Please wait</font></td></tr></table></td></tr></table></td></tr></table>";
        //elem.style.visibility = 'hidden';
        //document.body.insertBefore(elem, document.body.firstChild);        
    //}
    //waitElement = elem;
   }