/************************************************************************
*   
*	Global JavaScript Functions
* 
*************************************************************************/

/*-----------------------------------------------------------------------
	External Link
------------------------------------------------------------------------*/

$(document).ready(function(){
	$("a[rel=external]").click(function(){
		window.open(this.href,'_blank');
			return false;
	});
});


/*-----------------------------------------------------------------------
	Image Roll Over
------------------------------------------------------------------------*/

$(document).ready(function($) {
	var postfix = '_on';
	$('img.btn').not('[src*="'+ postfix +'."]').each(function() {
		var img = $(this);
		var src = img.attr('src');
		var src_on = src.substr(0, src.lastIndexOf('.'))
		           + postfix
		           + src.substring(src.lastIndexOf('.'));
		$('<img>').attr('src', src_on);
		img.hover(
			function() {
				img.attr('src', src_on);
			},
			function() {
				img.attr('src', src);
			}
		);
	});
});