function init() {
	
		rightcontent = Array();
		rightnav = Array();
		
		rtcoldiv = $("rtcol");
	
		rightcontent[1] = $("rightcontent1");
		rightcontent[2] = $("rightcontent2");
		rightcontent[3] = $("rightcontent3");
		
		rightcontent[1].hide();
		rightcontent[2].hide();
		rightcontent[3].hide();

		rightnav[1] = $("navrt1");
		rightnav[2] = $("navrt2");
		rightnav[3] = $("navrt3");
		
		showContent(1);
		
		rtcoldiv.style.display = "block";
	
	}
	
	function showContent(num) {
	
		for (i=1; i<rightcontent.length; i++) {
			rightcontent[i].hide();
			rightnav[i].style.backgroundColor = "#FFFFFF";
		}
	
		rightcontent[num].show();
		rightnav[num].style.backgroundColor = "#F6A71F";
	
	}
	
	function changeBGColor(target, color) {
		var t = $(target);
		t.style.backgroundColor = color;
	}
	
	addEvent(window, "load", init);