window.onload = function () {
	var aPictures = Array ('but_software_2.png', 'but_portfolio_2.png', 'but_music_2.png', 'but_about_2.png');
	for (i=0; i<aPictures.length; i++) {
		eval ("var oPics"+i+" = new Image;");
		eval ("oPics"+i+".src = "+"'_img/"+aPictures[i]+"';");
	}
}