/* javascript file for skyler technologies */

function preload(imgObj,imgSrc) {
	if (document.images) {
		eval(imgObj+' = new Image()')
		eval(imgObj+'.src = "'+imgSrc+'"')
	}
}

/* navigation images */
preload('nav_about_off', '/i/nav/about.gif');
preload('nav_about_on', '/i/nav/about_on.gif');
preload('nav_life_off', '/i/nav/life.gif');
preload('nav_life_on', '/i/nav/life_on.gif');
preload('nav_ministries_off', '/i/nav/ministries.gif');
preload('nav_ministries_on', '/i/nav/ministries_on.gif');
preload('nav_contact_off', '/i/nav/contact.gif');
preload('nav_contact_on', '/i/nav/contact_on.gif');

function changeImages() {
	for (var i = 0; i < changeImages.arguments.length; i += 2) {
		document.getElementById(changeImages.arguments[i]).src = eval(changeImages.arguments[i+1]).src;
	}
}

function imageViewer(pg){
	var imageWidth = 500+100;
	var imageHeight = 500+100;
	var left = Math.floor( (screen.width - imageWidth) / 2);
	var top = Math.floor( (screen.height - imageHeight) / 2);
	newWindow = window.open(pg,"iViewer","width="+imageWidth+",status=1,scrollbars=1,resizable=1,height="+imageHeight+",left="+left+",top="+top);
	newWindow.focus();
	return false;
}