var xmlhttp

function GetXmlHttpObject()
{
	if (window.XMLHttpRequest)
  	{
  		// code for IE7+, Firefox, Chrome, Opera, Safari
  		return new XMLHttpRequest();
  	}
	if (window.ActiveXObject)
  	{
  		// code for IE6, IE5
  		return new ActiveXObject("Microsoft.XMLHTTP");
  	}
	return null;
}

function OpenPrintPage(url)
{
	javascript: window.open (url,"mywindow","menubar=1,resizable=1,width=800,height=600,scrollbars=1;");
}

function switchMarqueeDirection(marqueeid,direction)
{
	document.getElementById(marqueeid).direction = direction;
}
function tipDisplay(Event,lblID,txtID)
{
    var text = document.getElementById(txtID);
    var lbl = document.getElementById(lblID);
    if(Event == 'click')
    {
        lbl.style.display='none';
        text.focus();
    }
    else if(Event == 'blur')
    {
        if(text.value == "")
        {
            lbl.style.display = 'block';
        }

    }
}
function checkEmail(email) {
		var filter = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
		if (!filter.test(email)) {
			return false;
		}
		return true;
}
String.prototype.trim = function() { return this.replace(/^\s+|\s+$/g, ''); };