// Generic Javascript Library

function $(id) { return document.getElementById(id); }

var DH = 0;var an = 0;var al = 0;var ai = 0;if (document.getElementById) {ai = 1; DH = 1;}else {if (document.all) {al = 1; DH = 1;} else { browserVersion = parseInt(navigator.appVersion); if ((navigator.appName.indexOf('Netscape') != -1) && (browserVersion == 4)) {an = 1; DH = 1;}}} function fd(oi, wS) {if (ai) return wS ? document.getElementById(oi).style:document.getElementById(oi); if (al) return wS ? document.all[oi].style: document.all[oi]; if (an) return document.layers[oi];}
function pw() {return window.innerWidth != null? window.innerWidth: document.body.clientWidth != null? document.body.clientWidth:null;}
function mouseX(evt) {if (evt.pageX) return evt.pageX; else if (evt.clientX)return evt.clientX + (document.documentElement.scrollLeft ?  document.documentElement.scrollLeft : document.body.scrollLeft); else return null;}
function mouseY(evt) {if (evt.pageY) return evt.pageY; else if (evt.clientY)return evt.clientY + (document.documentElement.scrollTop ? document.documentElement.scrollTop : document.body.scrollTop); else return null;}
function popUp(evt,oi) {if (DH) {var wp = pw(); ds = fd(oi,1); dm = fd(oi,0); st = ds.visibility; if (dm.offsetWidth) ew = dm.offsetWidth; else if (dm.clip.width) ew = dm.clip.width; if (st == "visible" || st == "show") { ds.visibility = "hidden"; } else {tv = mouseY(evt) + 20; lv = mouseX(evt) - (ew/4); if (lv < 2) lv = 2; else if (lv + ew > wp) lv -= ew/2; if (!an) {lv += 'px';tv += 'px';} ds.left = lv; ds.top = tv; ds.visibility = "visible";}}}


randNum = function() {
	window.randomNumber = Math.floor(Math.random()*1001); // make the random number a 'global' by assigning it to 'window'
	return window.randomNumber;
}

createXMLHttpRequest = function() {
	try { return new ActiveXObject("Msxml2.XMLHTTP"); } catch (e) {}
	try { return new ActiveXObject("Microsoft.XMLHTTP"); } catch (e) {}
	try { return new XMLHttpRequest( ); } catch(e) {}
	alert("XMLHttpRequest not supported");
	return null;
}

showProgress = function(origDiv,progDiv) {
		
	$(origDiv).style.display = "none";
	$(progDiv).style.display = "block";
	
}

doSubmit = function(param) {
	if (param == 1) {
		return true;
	} else {
		return false;
	}
}

popupWindow = function(URLStr, left, top, width, height, resize, scrolling) {
	if (left == -1 && top == -1) {
		var left = (screen.width/2) - width/2;
		var top = (screen.height/2) - height/2;
	}
	
	popUpWin = window.open(URLStr, 'popUpWin', 'toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars='+scrolling+',resizable='+resize+',copyhistory=yes,width='+width+',height='+height+',left='+left+', top='+top+',screenX='+left+',screenY='+top+'');
}