function initWorldChart() {
	var node = document.getElementById('worldchart');
	if(node) {
		var link = findFirstSub(node,'A',null);
		while (link) {
			link.onmouseover = function() {
				var parent = this.parentNode;
				var contentClass = this.getAttribute('rel');
				if (parent && contentClass) {
					var content = findFirstSub(parent,'DIV','hover');
					while (content) {
						if (matchClassName('showHover', content.className)) {
							removeClass(content,'showHover');
						}
						if (matchClassName(contentClass, content.className)) {
							addClass(content,'showHover');
						}
						content = findNextSub(content,'DIV','hover');
					}
				}
			}
			link.onmouseout = function() {
				var parent = this.parentNode;
				var contentClass = this.getAttribute('rel');
				if (parent && contentClass) {
					var content = findFirstSub(parent,'DIV','hover');
					while (content) {
						if (matchClassName('showHover', content.className)) {
							removeClass(content,'showHover');
						}
						content = findNextSub(content,'DIV','hover');
					}
				}
			}
			link = findNextSub(link,'A',null);
		}
	}
}

addInitFunction(initWorldChart);