function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {

	//if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	//}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		Button1_over = newImage("images/Button1-over.gif");
		Button7_over = newImage("images/Button7-over.gif");
		Button3_over = newImage("images/Button3-over.gif");
		Button5_over = newImage("images/Button5-over.gif");
		Button5_over = newImage("images/Button5-over.gif");
		preloadFlag = true;
	}
}

function changeColor(me){
   me.bgColor="'#COCOCO'"
}
function restoreColor(me){
   me.bgColor="'#FFFFFF'"
}




function subrayo(obj){
obj.style.textDecoration = 'underline'
}
function desubrayo(obj){
obj.style.textDecoration = 'none'
}