for (s=1;s<=5;s++) {
	for (n=1;n<= 5;n++) {
		if (n != s) {
			eval("var S"+s+n+"on = new Image(80,80)");
			eval("S"+s+n+"on.src = 'images/"+s+"_0"+n+".jpg'");
		}		
	}
}

function icOver(whichimg) {
	for (n = 1;n <= 5; n++) {
	if (whichimg != n) eval("document.S"+n+".src = S"+whichimg+n+"on.src");
	}
	eval("document.Stxt.src = 'images/t"+whichimg+".gif'");
}

function icOut(whichimg) {
	for (n = 1;n <= 5; n++) {
	if (whichimg != n) eval("document.S"+n+".src = 'images/0_0"+n+".jpg'");
	}
	document.Stxt.src = "images/t0.gif";
}