var w;
$(document).ready(function(){
	$(window).load(function(){
	  setWidth();
	  transparencyFix();
	});
	
	$(window).resize(function(){
	  setWidth();
	  transparencyFix();
	});
});
/* setting a reduced page width for 800x600 users */
function setWidth() {
	w = parseInt($(window).width());
	if(w<900) {
		$("#home-main-img").width(343);
		$("div#home-main-img-txt").css("margin-left","170px");
		$("div#container").width(790);
	} else {
		$("#home-main-img").width(504);
		$("div#home-main-img-txt").css("margin-left","331px");
		$("div#container").width(950);
	}
}	
/* setting opactiy here to ensure CSS validates */
function transparencyFix() {
	var opaqueEl =  document.getElementById('home-main-img-txt');
	opaqueEl.style.opacity = '0.8';
	opaqueEl.style.filter = 'alpha(opacity="80")';	
}