/***************************************************************************************/
/* horizontal navigation */
$(document).ready(function()
{
	slide("#sliding-navigation", 25, 15, 150, .8);
});

function slide(navigation_id, pad_out, pad_in, time, multiplier)
{
	// creates the target paths
	var list_elements = navigation_id + " li.sliding-element";
	var link_elements = list_elements + " a";
	
	// initiates the timer used for the sliding animation
	var timer = 0;
	
	// creates the slide animation for all list elements 
	$(list_elements).each(function(i)
	{
		// margin left = - ([width of element] + [total vertical padding of element])
		$(this).css("margin-left","-100px");
		// updates timer
		timer = (timer*multiplier + time);
		$(this).animate({ marginLeft: "0" }, timer);
		$(this).animate({ marginLeft: "15px" }, timer);
		$(this).animate({ marginLeft: "0" }, timer);
	});

	// creates the hover-slide effect for all link elements 		
	$(link_elements).each(function(i)
	{
		$(this).hover(
		function()
		{
			$(this).animate({ paddingLeft: pad_out }, 150);
		},		
		function()
		{
			$(this).animate({ paddingLeft: pad_in }, 150);
		});
	});
}



/***************************************************************************************/						   
/* img rotator */
$(document).ready(function(){	
	$('ul#img_rotator').innerfade({
	speed: 3000,
	timeout: 15000,
	type: 'sequence',
	containerheight: '275px'
	});		
});	




/***************************************************************************************/
/* popUp window */
$(document).ready(function(check_popup_class) {
 
 var links = document.getElementsByTagName("a");
	for (var i=0; i < links.length; i++) {		
		if (links[i].className == "popup") {	
			links[i].onclick = function() {	
			openPopUp(this.getAttribute("href"));	
			return false; 	
			} 	
		}
	}
 
});

function openPopUp(linkURL) {
window.open(linkURL,'popup','width=360,height=90')
}

/***************************************************************************************/
/* keep footer at the bottom when there's no content; NOT JQUERY; in CSS for footer put position: relative (it's for Safari) */
function addLoadEvent(func) {
var oldonload = window.onload;
if (typeof window.onload != 'function') {
window.onload = func;
} else {
window.onload = function() {
oldonload();
func();
}
}
}


function getWindowHeight() {
			var windowHeight = 0;
			if (typeof(window.innerHeight) == 'number') {
				windowHeight = window.innerHeight;
			}
			else {
				if (document.documentElement && document.documentElement.clientHeight) {
					windowHeight = document.documentElement.clientHeight;
				}
				else {
					if (document.body && document.body.clientHeight) {
						windowHeight = document.body.clientHeight;
					}
				}
			}
			return windowHeight;
		}
		
function setFooter() {
	if (document.getElementById) {
		var windowHeight = getWindowHeight();
		if (windowHeight > 0) {
			var contentHeight = document.getElementById('containerHeight').offsetHeight;
			var footerElement = document.getElementById('global-chrome-content');
			var footerHeight  = footerElement.offsetHeight;
			if (windowHeight - (contentHeight + footerHeight) >= 0) {
				footerElement.style.position = 'relative';
				footerElement.style.top = (windowHeight - (contentHeight + footerHeight)) + 'px';
			}
			else {
				footerElement.style.position = 'static';
			}
		}
	}
}
addLoadEvent(setFooter);