//<![CDATA[

if (document.getElementById) {
	// hiding original spotlight image/copy from users with javascript enabled so random combination can load
	document.write('<style type="text/css">#spotlight, #hmBanner {visibility:hidden;}</style>');
	
	// preloading random images	
	preload_image_object = new Image();
	
	// banner images
	bnrimages = new Array();
	bnrimages[0] = "/en/img/banner_home01_t.jpg";
	bnrimages[1] = "/en/img/banner_home02_t.jpg";
	bnrimages[2] = "/en/img/banner_home03_t.jpg";
	bnrimages[3] = "/en/img/banner_home04_t.jpg";
	
	// banner links
	bnrhref = new Array();
	bnrhref[0] = "/en/pop-feature.aspx?id=commitment";
	bnrhref[1] = "/en/pop-feature.aspx?id=commitment";
	bnrhref[2] = "/en/pop-feature.aspx?id=commitment";
	bnrhref[3] = "/en/pop-feature.aspx?id=commitment";
	
	// banner transcript links
	bnrthref = new Array();
	bnrthref[0] = "/en/exclude/transcript-commitment.aspx";
	bnrthref[1] = "/en/exclude/transcript-commitment.aspx";
	bnrthref[2] = "/en/exclude/transcript-commitment.aspx";
	bnrthref[3] = "/en/exclude/transcript-commitment.aspx";
	
	
	preload_image_object = new Image();
	
	// spotlight images
	images = new Array();
	images[0] = "/en/img/feature_home_01_t.jpg";
	images[1] = "/en/img/feature_home_02_t.jpg";
	images[2] = "/en/img/feature_home_03_t.jpg";
	images[3] = "/en/img/feature_home_04_t.jpg";
	
	// spotlight links
	href = new Array();
	href[0] = "/en/corporate-responsibility/humanitarian-services.aspx";
	href[1] = "/en/corporate-responsibility/marketplace.aspx";
	href[2] = "/en/eye-health/educational-efforts.aspx";
	href[3] = "/en/patients-family/patient-education.aspx";
	
	// targets for the above spotlight links
	targets = new Array();
	targets[0] = "";
	targets[1] = "";
	targets[2] = "";
	targets[3] = "";
	
	// spotlight copy
	copy = new Array();
	copy[0] = "Alcon Humanitarian Services:<br />Our Global Commitment to Vision";
	copy[1] = "Eye Health Marketplace:<br />Alcon's Commitment to New and Existing Markets";
	copy[2] = "Educating Eye Care Experts:<br />Alcon's Commitment to Professional Education";
	copy[3] = "Patient Education:<br />Learn More About Conditions and Diseases of the Eye";
	
	var t = 0;
	for (t=0;t<=3;t++)
	{
		preload_image_object.src = images[t];
	}
	
	// selecting random image/copy and updating html
	function randomimage() {
		document.getElementById("spotlight").style.visibility = "hidden"; // fallback
		document.getElementById("hmBanner").style.visibility = "hidden"; // fallback
		var i=Math.floor(Math.random()*images.length);
		document.getElementById("feature-img").setAttribute( 'src', ""+images[i]+"");
		document.getElementById("feature-link").setAttribute( 'href', ""+href[i]+"");
		document.getElementById("feature-link").setAttribute( 'target', ""+targets[i]+"");
		document.getElementById("feature-copy").innerHTML = copy[i];
		document.getElementById("hmBanner").setAttribute( 'src', ""+bnrimages[i]+"");
		document.getElementById("hmBanner-link").setAttribute( 'href', ""+bnrhref[i]+"");
		document.getElementById("hmBanner-trans-link").setAttribute( 'href', ""+bnrthref[i]+"");
		to = setTimeout("showRandoms()",100)
		
	}
	
	// unhiding final loaded random image/copy content
	function showRandoms() {
		document.getElementById("spotlight").style.visibility = "visible";
		document.getElementById("hmBanner").style.visibility = "visible";
	}
	onload=randomimage;
}

//]]>// JavaScript Document