jquery onload modal (need help loading modal as soon as someone hits web page)

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Javascript

CSS

jQuery

HTML5

Need help opening a modal as soon as someone goes on my web page!
newbie btw here are the codes for html and jquery!

javascript
-------------------------------------------------------------------------------------------------

(function($) {

/*---------------------------
 Defaults for Reveal
----------------------------*/
	 
/*---------------------------
 Listener for data-reveal-id attributes
----------------------------*/

	$('a[data-reveal-id]').live('click', function(e) {
		e.preventDefault();
		var modalLocation = $(this).attr('data-reveal-id');
		$('#'+modalLocation).reveal($(this).data());
	});

/*---------------------------
 Extend and Execute
----------------------------*/

    $.fn.reveal = function(options) {
        
        
        var defaults = {  
	    	animation: 'fadeAndPop', //fade, fadeAndPop, none
		    animationspeed: 300, //how fast animtions are
		    closeonbackgroundclick: true, //if you click background will modal close?
		    dismissmodalclass: 'close-reveal-modal' //the class of a button or element that will close an open modal
    	}; 
    	
        //Extend dem' options
        var options = $.extend({}, defaults, options); 
	
        return this.each(function() {
        
/*---------------------------
 Global Variables
----------------------------*/
        	var modal = $(this),
        		topMeasure  = parseInt(modal.css('top')),
				topOffset = modal.height() + topMeasure,
          		locked = false,
				modalBG = $('.reveal-modal-bg');

/*---------------------------
 Create Modal BG
----------------------------*/
			if(modalBG.length == 0) {
				modalBG = $('<div class="reveal-modal-bg" />').insertAfter(modal);
			}		    
     
/*---------------------------
 Open & Close Animations
----------------------------*/
			//Entrance Animations
			modal.bind('reveal:open', function () {
			  modalBG.unbind('click.modalEvent');
				$('.' + options.dismissmodalclass).unbind('click.modalEvent');
				if(!locked) {
					lockModal();
					if(options.animation == "fadeAndPop") {
						modal.css({'top': $(document).scrollTop()-topOffset, 'opacity' : 0, 'visibility' : 'visible'});
						modalBG.fadeIn(options.animationspeed/2);
						modal.delay(options.animationspeed/2).animate({
							"top": $(document).scrollTop()+topMeasure + 'px',
							"opacity" : 1
						}, options.animationspeed,unlockModal());					
					}
					if(options.animation == "fade") {
						modal.css({'opacity' : 0, 'visibility' : 'visible', 'top': $(document).scrollTop()+topMeasure});
						modalBG.fadeIn(options.animationspeed/2);
						modal.delay(options.animationspeed/2).animate({
							"opacity" : 1
						}, options.animationspeed,unlockModal());					
					} 
					if(options.animation == "none") {
						modal.css({'visibility' : 'visible', 'top':$(document).scrollTop()+topMeasure});
						modalBG.css({"display":"block"});	
						unlockModal()				
					}
				}
				modal.unbind('reveal:open');
			}); 	

			//Closing Animation
			modal.bind('reveal:close', function () {
			  if(!locked) {
					lockModal();
					if(options.animation == "fadeAndPop") {
						modalBG.delay(options.animationspeed).fadeOut(options.animationspeed);
						modal.animate({
							"top":  $(document).scrollTop()-topOffset + 'px',
							"opacity" : 0
						}, options.animationspeed/2, function() {
							modal.css({'top':topMeasure, 'opacity' : 1, 'visibility' : 'hidden'});
							unlockModal();
						});					
					}  	
					if(options.animation == "fade") {
						modalBG.delay(options.animationspeed).fadeOut(options.animationspeed);
						modal.animate({
							"opacity" : 0
						}, options.animationspeed, function() {
							modal.css({'opacity' : 1, 'visibility' : 'hidden', 'top' : topMeasure});
							unlockModal();
						});					
					}  	
					if(options.animation == "none") {
						modal.css({'visibility' : 'hidden', 'top' : topMeasure});
						modalBG.css({'display' : 'none'});	
					}		
				}
				modal.unbind('reveal:close');
			});     
   	
/*---------------------------
 Open and add Closing Listeners
----------------------------*/
        	//Open Modal Immediately
    	modal.trigger('reveal:open')
			
			//Close Modal Listeners
			var closeButton = $('.' + options.dismissmodalclass).bind('click.modalEvent', function () {
			  modal.trigger('reveal:close')
			});
			
			if(options.closeonbackgroundclick) {
				modalBG.css({"cursor":"pointer"})
				modalBG.bind('click.modalEvent', function () {
				  modal.trigger('reveal:close')
				});
			}
			$('body').keyup(function(e) {
        		if(e.which===27){ modal.trigger('reveal:close'); } // 27 is the keycode for the Escape key
			});
			
			
/*---------------------------
 Animations Locks
----------------------------*/
			function unlockModal() { 
				locked = false;
			}
			function lockModal() {
				locked = true;
			}	
			
        });//each call
    }//orbit plugin call
})(jQuery);

HTML
-----------------------------------------------------------------------------------------------

	<head>
		<meta charset="utf-8" />
		<title>Reveal Demo</title>
		
		<!-- Attach our CSS -->
	  	<link rel="stylesheet" href="reveal.css">	
	  	
		<!-- Attach necessary scripts -->
		<!-- <script type="text/javascript" src="jquery-1.4.4.min.js"></script> -->
       
		<script type="text/javascript" src="http://code.jquery.com/jquery-1.6.min.js"></script>
		<script type="text/javascript" src="jquery.reveal.js"></script>
       
        <script language="JavaScript">
window.open('jquery.reveal.js','popupad','width=200,height=150')
</script>
        
   
		<style type="text/css">
			body { font-family: "HelveticaNeue","Helvetica-Neue", "Helvetica", "Arial", sans-serif; }
			.big-link { display:block; margin-top: 100px; text-align: center; font-size: 70px; color: #06f; }
		</style>
	</head>
	<body>

		
		<a href="#" class="big-link" data-reveal-id="myModal" data-animation="none">
			None
		</a>

		<div id="myModal" class="reveal-modal">
		<h2>Awesome. I have it.</h2>
		<p class="lead">Your couch.  I it's mine.</p>
		<p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. In ultrices aliquet placerat. Duis pulvinar orci et nisi euismod vitae tempus lorem consectetur. Duis at magna quis turpis mattis venenatis eget id diam. </p>
		<a class="close-reveal-modal">
  </div>
			
	</body>
</html>