function checkvisit(){
	var requiredfrom = "http://greencard1.com/contactus.php"; 
	
	if (document.referrer.indexOf(requiredfrom) == -1) {
	   var redirect = timedMsg();
	   return 0;
	   }
	   else{
	   
	   return 1;
	   }
	}
	
	function confirmmsg(){ 
	   var requiredfrom = "http://greencard1.com/contactus.php";
	   if (location.href == requiredfrom);
	   else
	   if (document.referrer.indexOf(requiredfrom) == -1) {
	   	   if(confirm('Do you have immigration questions? We provide free brief consultaion.'))
			{ window.location=requiredfrom;}
    	}
	}
function popup() 
{
 var url = "http://greencard1.com/contactus.php";
 var width  = screen.width-50;
 var height = screen.height-50;
 var left   = 50;
 var top    = 50;
 var params = 'width='+width+', height='+height;
 params += ', top='+top+', left='+left;
 params += ', directories=yes';
 params += ', location=yes';
 params += ', menubar=yes';
 params += ', resizable=yes';
 params += ', scrollbars=yes';
 params += ', status=yes';
 params += ', toolbar=yes';
 var newwin=window.open(url,'windowname5', params);

 return newwin;
}


function IsPopupBlocker() {
	var oWin = popup();
	if (oWin==null || typeof(oWin)=="undefined") {
	    if(confirm('Do you have immigration questions? We provide free brief consultaion.'))
			window.location="./contactus.php";
		
	} else {
	  	oWin.focus();
	}
}
	
function timedMsg()
{ var t=setTimeout("confirmmsg()",5000);
};