function SetScrollBar() {
	var height = WindowHeight();
	if(parseInt(height) > 680) {
		document.getElementsByTagName('html')[0].style.height = '680px';
		document.getElementsByTagName('html')[0].style.overflowY = 'hidden';
	} else {
		//console.log(parseInt(height))
			document.getElementsByTagName('html')[0].style.height = '680px';
			document.getElementsByTagName('html')[0].style.overflowY = 'auto';
	}
}

function WindowHeight() {
	var myWidth = 0, myHeight = 0;
	if( typeof( window.innerWidth ) == 'number' ) {
		//Non-IE
		myWidth = window.innerWidth;
		myHeight = window.innerHeight;
	} else if( document.documentElement && ( document.documentElement.clientWidth || document.documentElement.clientHeight ) ) {
		//IE 6+ in 'standards compliant mode'
		myWidth = document.documentElement.clientWidth;
		myHeight = document.documentElement.clientHeight;
	} else if( document.body && ( document.body.clientWidth || document.body.clientHeight ) ) {
		//IE 4 compatible
		myWidth = document.body.clientWidth;
		myHeight = document.body.clientHeight;
	}
	return myHeight;
//window.alert( 'Height = ' + myHeight );
}

function ObserveProductButtons() {
	$$('div.products a img').invoke('observe', 'mouseover', function(elem) {
		this.src = this.src.replace(/-mouseover.jpg/, '-mouseout.jpg');
		this.src = this.src.replace(/-mouseout.jpg/, '-mouseover.jpg');
	});
	$$('div.products a img').invoke('observe', 'mouseout', function(elem) {
		this.src = this.src.replace(/-mouseover.jpg/, '-mouseout.jpg');
	});
}

function ExternalLinks() {
	$$('a[rel="external"]').each(function(link){
		if(link.readAttribute('href') != '' && link.readAttribute('href') != '#')
			link.writeAttribute('target','_blank');
	});
}