function openPopUp(PageName){
	new_window = window.open(PageName,"new_window","width=400,height=400,location=0,menubar=0,resizable=0,scrollbars=1,status=0,titlebar=0,toolbar=0,left=150,top=50,screenx=150,screeny=50"); 
	if (new_window.opener == null) { 
		new_window.opener = self; 
	} 
	new_window.focus();
}
function openSizedPopUp(PageName, Width, Height){
	new_window = window.open(PageName,"new_window","width="+Width+",height="+Height+",location=0,menubar=0,resizable=0,scrollbars=1,status=0,titlebar=0,toolbar=0,left=150,top=50,screenx=150,screeny=50"); 
	if (new_window.opener == null) { 
		new_window.opener = self; 
	} 
	new_window.focus();
}

function validEmail(email){
	var reg1 = /(@.*@)|(\.\.)|(@\.)|(\.@)|(^\.)/; // not valid
	var reg2 = /^.+\@(\[?)[a-zA-Z0-9\-\.]+\.([a-zA-Z]{2,4}|[0-9]{1,3})(\]?)$/; // valid

	if (!reg1.test(email) && reg2.test(email)) {
		return true;
	}
	else {
		return false;
	}
}

var exit=true;
function exitwindow(url) {
    var win = 'toolbar=0,directories=0,menubar=0,scrollbars=0,resizable=0,width=325,height=425';
    if (exit) {
        window.open(url,'WindowName',win);
    }
}