jQuery(document).ready(function(){
    
    var masterNavStyle = "position:fixed; width:30px; height: 25px; right:10px; top:10px; z-index:1000; padding:10px; background-color:grey; color: white; font-weight:bold; font-size:10px; cursor: pointer; ";
    var masterImgStyle = "width:100%; position:absolute; left:0; top:0; z-index:1000; display:none; ";
    
    if(jQuery("#master-img").length > 0){
    	jQuery("#master-img").wrap('<div id="master-img-container"></div>');
    	
    	if(jQuery("div:first").attr("id") != "master-img-container"){
	    	jQuery("div:first").before(jQuery("#master-img-container"));
	    }
	    jQuery("#master-img-container").after('<div id="master-nav">Toggle Master</div>');
	    
	    var masterImgSrc = jQuery("#master-img").attr("src");
	    var masterImgAlign = "left";
	    var masterImgHeight = jQuery("#master-img").height();
	    
	    jQuery("#master-nav").attr("style", masterNavStyle);
	    
	    if(jQuery("#master-img").hasClass("center")){
	       masterImgAlign = "center";
	    }
	    jQuery("#master-img").remove()
	    
	    if(typeof masterImgSrc != 'undefined' && typeof masterImgAlign != 'undefined' && masterImgHeight != null){
	        masterImgStyle += " height: "+masterImgHeight+"px; background: url("+masterImgSrc+") no-repeat "+masterImgAlign+" top;";
	        jQuery("#master-img-container").attr("style", masterImgStyle);
	        jQuery("#master-nav").click(function () { 
	            jQuery("#master-img-container").toggle();
	        });
	    }
    }
});