function openPreApproval() {

	window.open('https://www.secureapp.com/mortgageintelligence/app/CbasexMtgApp1.asp?expertUserCode=BULLBARTONL&firmcode=MINT', 'pre_approval', 'top=50, left=50, height=700, width=700, status=no, toolbar=no, menubar=no, location=no, scrollbars=yes, resizable=no, directories=no');
	return;

}


function openBrickDiscount() {

	window.open('brick_discount.html', 'pop_up', 'top=100, left=100, height=400, width=436, status=no, toolbar=no, menubar=no, location=no, scrollbars=yes, resizable=no, directories=no');
	return;

}


function checkEmail(str) {

	var at="@";
	var dot=".";
	var lat=str.indexOf(at);
	var lstr=str.length;
	var ldot=str.indexOf(dot);
	
	if (str.indexOf(at)==-1){
	   return false
	}
	
	if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
	   return false
	}
	
	if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
	    return false
	}
	
	 if (str.indexOf(at,(lat+1))!=-1){
	    return false
	 }
	
	 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
	    return false
	 }
	
	 if (str.indexOf(dot,(lat+2))==-1){
	    return false
	 }
	
	 if (str.indexOf(" ")!=-1){
	    return false
	 }
	
	 return true					
}