// JavaScript Document
<!--opens and centers new window automatically

<!-- 

var w = 517, h = 365;

if (document.all || document.layers) {
   w = screen.availWidth;
   h = screen.availHeight;
}

var popW = 517, popH = 365;

var leftPos = (w-popW)/2, topPos = (h-popH)/2;
       
     function launchWindow(launchURL, name) {
     window.open(launchURL,name,'width=517,height=365,top=' + topPos + ',left=' + leftPos + ',screenX=5,screeny=5,directories=no,location=no,menubar=no,scrollbars=yes,status=no,toolbar=no,resizable=no');
}
//-->

<!-- end open window script -->

var DOM = {
	isParentOf: function( parentElm, contextElm) {
		while(contextElm && (contextElm != parentElm))
			contextElm = contextElm.parentNode;
		return (contextElm == parentElm);
	},
	getParentOrSelf: function( contextElm, nodeName ) {
		nodeName = nodeName.toLowerCase();
		while(contextElm.nodeName.toLowerCase() != nodeName && contextElm.parentNode)
			contextElm = contextElm.parentNode;
		return contextElm;
	},
	addClass: function( elm, className ) {
		elm.className += ' '+className;
	},
	removeClass: function( elm, className) {
		var classMatch = new RegExp('\\b'+className+'\\b', 'g');
		if(classMatch.test(elm.className))
			elm.className = elm.className.replace(classMatch, ' ');
	}	
};



var gClientIsGecko = (window.controllers) ? true : false;
var gClientIsOpera = (window.opera) ? true : false;
var gClientIsIE    = (document.all && !gClientIsOpera) ? true : false;
var gClientIsIE5   = (gClientIsIE && /MSIE 5\.0/.test(navigator.appVersion)) ? true : false;
var gClientIsMac   = (/Mac/.test(navigator.appVersion)) ? true : false;


function showDiv (el, div, alignX, alignY) {
	// (i) popups etc
	if (document.getElementById){
    	var i = document.getElementById(el);
		var c = document.getElementById(div);
        if (c.style.display != "block"){
			
			
			var box = getDimensions(i);
			var left = box.x, top = box.y;
			
			c.style.visibility = 'hidden'; // Needed to measure
			c.style.display = "block";     // Needed to measure
			if(alignX == 'left')
				left -= c.offsetWidth;
			else
				left += i.offsetWidth;
			if(alignY == 'top')
				top -= c.offsetHeight;
			else
				top += i.offsetHeight;
			if(top<10)
				top = 10;
			// XXX: Don't know why IE5 needs this here and not for calendar
			if(gClientIsIE5) {
				left += document.body.scrollLeft;
				top += document.body.scrollTop;
			}
        	c.style.left = left+'px';
	        c.style.top = top+'px';
			c.style.visibility = 'visible';
		} else {
			c.style.display="none";
		}
	}
}

function hideDiv (div) {
	if (document.getElementById){
		var c=document.getElementById(div);
		c.style.display="none";
	}
}

// Getting element dimensions
function getDimensions( elm ) {
	var box = { x:0, y:0, w:0, h:0 };
	if(document.getBoxObjectFor) {
		var boxRef = document.getBoxObjectFor(elm);
		box.x = boxRef.x;
		box.y = boxRef.y;
		box.w = boxRef.width;
		box.h = boxRef.height;
	}
	else if(elm.getBoundingClientRect) {
		var rxIE50 = /MSIE 5\.0/g;
		//alert(rxIE50 + '.test("' + navigator.appVersion + '" = ' + rxIE50.test(navigator.appVersion));
		var boxRef = elm.getBoundingClientRect();
		box.x = boxRef.left;
		box.y = boxRef.top;
		box.w = (boxRef.right - boxRef.left);
		box.h = (boxRef.bottom - boxRef.top);
		//var s='';for(p in boxRef) s+=p+'    '; alert(s);
		// Damn IE...
		if(document.compatMode && document.compatMode != 'BackCompat') {
			// IE6/compliance mode
			box.x += document.documentElement.scrollLeft - 2;
			box.y += document.documentElement.scrollTop - 2;
		}
		else if(!gClientIsIE5) {
			// IE5.5
			box.x += document.body.scrollLeft - 2;
			box.y += document.body.scrollTop - 2;
		}
	}
	else {
		// No known box information available, walking
		// manually through offsetParents to calculate x/y coordinates
		box.w = elm.offsetWidth;
		box.h = elm.offsetHeight;
		while(elm) {
			box.x += elm.offsetLeft;
			box.y += elm.offsetTop;
			if(elm.offsetParent) // Required for Safari 1.3 :(
				elm = elm.offsetParent;
			else
				break;
		}
	}
	var cc;
	if(cc = document.getElementById('bodyconstraint'))
		box.x -= cc.offsetLeft;
	return box;
}