/*-- spam protection --*/

	function getAdr(prefix, postfix, text) {
		document.write('<a href="mailto:' + prefix + '@' + postfix + '">' + (text ? text.replace(/&quot;/g, '"').replace(/%EMAIL%/, prefix + '@' + postfix) : prefix + '@' + postfix) + '</a>');
	}

/*-- swap image --*/

	function swapImage(element, newimage) {
		var oldsrc = element.src;
		element.src = newimage;
		if (!element.onmouseout) {
			element.onmouseout = function () {
				swapImage(this, oldsrc);
			}
		}
	}

/*-- popup --*/

	function popup(url, width, height) {
		window.open(url, 'Popup', 'width=' + width + ', height=' + height + ',scrollbars=1');
	    return false;
	}

/*-- getElementsByClassName --*/

	function getElementsByClassName(strClass, strTag, objContElm) {
		strTag = strTag || "*";
		objContElm = objContElm || document;
		var objColl = objContElm.getElementsByTagName(strTag);
		if (!objColl.length &&  strTag == "*" &&  objContElm.all) objColl = objContElm.all;
		var arr = new Array();
		var delim = strClass.indexOf('|') != -1  ? '|' : ' ';
		var arrClass = strClass.split(delim);
		for (var i = 0, j = objColl.length; i < j; i++) {
			var arrObjClass = objColl[i].className.split(' ');
			if (delim == ' ' && arrClass.length > arrObjClass.length) continue;
			var c = 0;
			comparisonLoop:
			for (var k = 0, l = arrObjClass.length; k < l; k++) {
				for (var m = 0, n = arrClass.length; m < n; m++) {
					if (arrClass[m] == arrObjClass[k]) c++;
					if (( delim == '|' && c == 1) || (delim == ' ' && c == arrClass.length)) {
						arr.push(objColl[i]);
						break comparisonLoop;
					}
				}
			}
		}
		return arr;
	}




/*-- display elements onmouseover --*/

	var hover_links = new Array();
	hover_links.push(new Array('fontchange', 'fontsize'));
	// To add more links, follow the same pattern
	// hoverLinks.push(new Array('linkid', 'elementid'));

	function init_show_elements() {
		for (i = 0; i < hover_links.length; i++) {
			var link = document.getElementById(hover_links[i][0]);
			if (link) {
				link.el = document.getElementById(hover_links[i][1]);
				if (link.el) {
					link.onmouseover = function() {
						this.el.style.display = 'block';
					};
					link.onmouseout = function() {
						this.el.style.display = 'none';
					}
					link.onclick = function() {
						return false;
					}
				}
			}
		}
	}

	$(function(){
		init_show_elements();
	});