// FUNCTION POP_WINDOW();
function pop_window(url,win_name,width,height){
	newwin = window.open(url,win_name,"toolbar=no,width="+width+",height="+height+",directories=no,status=no,scrollbars=no,resize=no,menubar=no")
}
function pop_window_scroll(url,win_name,width,height){
	newwin = window.open(url,win_name,"toolbar=no,width="+width+",height="+height+",directories=no,status=no,scrollbars=yes,resize=no,menubar=no")
}

// INITIAL FUNCTIONS
function init()
{
	// EXTERNL LINK
	if(!document.getElementsByTagName) return;
	var anchors = document.getElementsByTagName("a");
	for(var i=0; i<anchors.length; i++){
		var anchor = anchors[i];
		if(anchor.getAttribute("href") && anchor.getAttribute("rel")=="external") anchor.target = "_blank";
    }
	// MAIN NAV
	/*
	if (!W3CDOM) return;
	var nav = document.getElementById('mainnav');
	var imgs = nav.getElementsByTagName('img');
	for (i=0; i<imgs.length; i++) {
		imgs[i].onmouseover = main_over;
		imgs[i].onmouseout = main_off;
		var suffix = imgs[i].src.substring(imgs[i].src.lastIndexOf('.'));
		mainOff[i] = new Image();
		mainOff[i].src = imgs[i].src;
		mainOver[i] = new Image();
		mainOver[i].src = imgs[i].src.substring(0,imgs[i].src.lastIndexOf('.')) + "_1" + suffix;
		imgs[i].number = i;
	}
	*/
	// GOAT
	if (!W3CDOM) return;
	var nav = document.getElementById('goat');
	var imgs = nav.getElementsByTagName('img');
	for (i=0; i<imgs.length; i++) {
		imgs[i].onmouseover = goat_over;
		imgs[i].onmouseout = goat_off;
		var suffix = imgs[i].src.substring(imgs[i].src.lastIndexOf('.'));
		goatOff[i] = new Image();
		goatOff[i].src = imgs[i].src;
		goatOver[i] = new Image();
		goatOver[i].src = imgs[i].src.substring(0,imgs[i].src.lastIndexOf('.')) + "_1" + suffix;
		imgs[i].number = i;
	}
}

/*
function main_over() {
	this.src = mainOver[this.number].src;
}

function main_off() {
	this.src = mainOff[this.number].src;
}
*/
function goat_over() {
	this.src = goatOver[this.number].src;
}

function goat_off() {
	this.src = goatOff[this.number].src;
}


var W3CDOM = (document.createElement && document.getElementsByTagName);

/*
var mainOver = new Array();
var mainOff = new Array();
*/
var goatOver = new Array();
var goatOff = new Array();

window.onload = init;