// javascript for main top navigation

/*********************** ROLLOVERS & STATUS ***********************/

	if (document.images) {
		but1 = new Image();
		but1.src = "images/nav/home_on.jpg";
		but2 = new Image();
		but2.src = "images/nav/contribute_on.jpg";
		but3 = new Image();
		but3.src = "images/nav/volunteer_on.jpg";		
		but4 = new Image();
		but4.src = "images/nav/register_on.jpg";
	}

	function rollover(imgDocID,imgObjName) {
		if (document.images) {
			tempImg = document.images[imgDocID].src;
			document.images[imgDocID].src = eval(imgObjName + ".src");
		}
	}

	function rollback(imgDocID) {
		if (document.images) { document.images[imgDocID].src = tempImg; }
	}
/****************************** THE END ******************************/