function createRequest() 
{ 
	var msxmlhttp = new Array(
		'Msxml2.XMLHTTP.5.0',
		'Msxml2.XMLHTTP.4.0',
		'Msxml2.XMLHTTP.3.0',
		'Msxml2.XMLHTTP',
		'Microsoft.XMLHTTP');
	for (var i = 0; i < msxmlhttp.length; i++) {
		try {
			A = new ActiveXObject(msxmlhttp[i]);
		} catch (e) {
			A = null;
		}
	}
	
	if(!A && typeof XMLHttpRequest != "undefined")
		A = new XMLHttpRequest();
		
	return A;
}

function pause (mSec)
{ 
	clock = new Date();
	justMinute = clock.getTime();
	while (true) {
		just = new Date();
		if (just.getTime() - justMinute > mSec) break;
	}
}
	
function pressEnter(keyCode) 
{
    if (keyCode==13) return true; else return false;
}