// JavaScript Document

$(document).ready(function(){
	//When you click on a link with class of poplight and the href starts with a # 
	$('a.poplight[href^=#]').click(function() {
		var popID = $(this).attr('rel'); //Get Popup Name
		var popURL = $(this).attr('href'); //Get Popup href to define size
		var query= popURL.split('?');
		var dim= query[1].split('&');
		var popWidth = dim[0].split('=')[1]; //Gets the first query string value
		if(popWidth == 699){
			document.popupIFrame.location.href='search.asp?q='+escape(document.getElementById('q').value);
			$('#subject').val('');
		}else{
			if(popWidth == 700){
				document.popupIFrame.location.href='add.asp?subject='+escape(document.getElementById('subject').value);
				$('#q').val('');
			}else{
				if(popWidth == 701){
					document.popupIFrame.location.href='about.html';
				}
			}
		}
		if($('#subject').val().length > 0 || $('#q').val().length > 0 || popWidth == 701){
			$("body").scrollTop(0);
			$("body").css("overflow", "hidden"); 
	
			//Pull Query & Variables from href URL
	 
			//Fade in the Popup and add close button
			$('#' + popID).fadeIn().css({ 'width': Number( popWidth ) }).prepend('<a href="#" class="close"><img src="/images/close_btn.gif" class="btn_close" title="Close Window" alt="Close" border="0" /></a>');
			
			//Define margin for center alignment (vertical + horizontal) - we add 80 to the height/width to accomodate for the padding + border width defined in the css
			var popMargTop = ($('#' + popID).height() + 80) / 2;
			var popMargLeft = ($('#' + popID).width() + 80) / 2;
			
			//Apply Margin to Popup
			$('#' + popID).css({ 
				'margin-top' : -popMargTop,
				'margin-left' : -popMargLeft
			});
			
			//Fade in Background
			$('body').append('<div id="fade"></div>'); //Add the fade layer to bottom of the body tag.
			$('#fade').css({'filter' : 'alpha(opacity=80)'}).fadeIn(); //Fade in the fade layer 
		}
		return false;
	});
	




	//Close Popups and Fade Layer
//	$('a.close, #fade').live('click', function() { //When clicking on the close or fade layer...
	$('a.close').live('click', function() { //When clicking on the close or fade layer...
	  	$('#fade , .popup_block').fadeOut(function() {
			$('#fade, a.close').remove();
//			$("body").css("overflow", "auto"); 
	}); //fade them both out
		
		return false;
	});
 
	
});