var rms_on = new Image;
	rms_on.src = "images/block_rmsr.gif";
	var rms_builders_on = new Image;
	rms_builders_on.src = "images/block_buildersr.gif";
	var rms_developers_on = new Image;
	rms_developers_on.src = "images/block_developersr.gif";	
	
	var rms_off = new Image;
	rms_off.src = "images/block_rms.gif";
	var rms_builders_off = new Image;
	rms_builders_off.src = "images/block_builders.gif";
	var rms_developers_off = new Image;
	rms_developers_off.src = "images/block_developers.gif";	
	
	
	function rollOver (imgName, imgRoll) {	
		document[imgName].src = eval (imgRoll + ".src");
	}