$(document).ready(function() {  

    //select all the a tag with name equal to modal
    $('a[name=modal]').click(function(e) {
        // only do modal if the window is large enough to support it
        if( $(window).width() > 1100 )
        {
		// reset modal iframe src
		$('#modaliframe').attr( 'src', modalsrc );

        	//Cancel the link behavior
        	e.preventDefault();
        	//Get the A tag
        	var id = $(this).attr('href');
     
        	//Get the screen height and width
        	var maskHeight = $(document).height();
        	var maskWidth = $(window).width();
     
        	//Set height and width to mask to fill up the whole screen
        	$('#mask').css({'width':maskWidth,'height':maskHeight,'top':0,'left':0});
         
        	//transition effect     
        	$('#mask').fadeIn(250);    
        	$('#mask').fadeTo("slow",0.8);  
     
        	//Get the window height and width
        	var winH = $(window).height();
        	var winW = $(window).width();
               
        	//Set the popup window to center
        	$(id).css('top',  winH/2-$(id).height()/2);
        	$(id).css('left', winW/2-$(id).width()/2);
     
        	//transition effect
        	$(id).fadeIn(250); 
    	} else {
    		// window too small for modal, just jump to
		// iframe'd payment page
		window.location.href = normalsrc;
    	}
    });
     
    //if close button is clicked
    $('.window .close').click(function (e) {
        //Cancel the link behavior
        e.preventDefault();
        $('#mask, .window').hide();
    });     
     
    //if mask is clicked
    $('#mask').click(function () {
        $(this).hide();
        $('.window').hide();
    });         
});