$(document).ready(function(){
		// get browser version
		var imgEx = 'png';
		if ( $.browser.msie )
         if( $.browser.version == 6.0 )
		    imgEx ='jpg';
			
    	// set up navigation's initial state
	    $("li .submenu ul").css("display","none");
		$("a.active").css("backgroundImage","url(_images/arrow_outline."+imgEx+")");
		$("a.active").css("fontWeight","normal");
		
		// set up navigation's events
		$("a.active").click(function(){
			$(this).css("backgroundImage","url(_images/arrow_solid_down."+imgEx+")");
			$(this).css("fontWeight","bold");
			$(this).addClass("on");
		});
		
		$("a.active").hover(function(){
									 
			if(!$(this).hasClass("on"))
			{						 
				$(this).css("backgroundImage","url(_images/arrow_solid."+imgEx+")");
				$(this).css("fontWeight","bold");
			}
		},function(){
			
			if(!$(this).hasClass("on"))
			{
			   $(this).css("backgroundImage","url(_images/arrow_outline."+imgEx+")");
			   $(this).css("fontWeight","normal");
			}
		}
		
		);
		
		$(".toggle").mouseover(function(){ 
			$("li .submenu ul").css("display","none");
			$("a.active").css("backgroundImage","url(_images/arrow_outline."+imgEx+")");
			$("a.active").css("fontWeight","normal");
			$("a.active").removeClass("on");
		});
		
		
	});
   
   
   function hideSubMenus(){
     
      subMenus = document.getElementsByName('submenu');
      for(var i = 0; i < subMenus.length; i++)
	  {   
	     subMenus[i].style.display = "none";
	  }  
   }
   
   function displayBlock(id){ 
     
      document.getElementById(id).style.display="block";
   };
   
   function displayNone(id){ 
     
      document.getElementById(id).style.display="none";
   };
   
   function toggleDisplay(id)
   {
      if(document.getElementById(id).style.display=="block")
	  
	  	 displayNone(id);
	  
	  else
	  
	  	displayBlock(id);
   }
   
   function change_image(img_name){
	
	document.getElementById('image_large').innerHTML = "<img src='_images/" + img_name + "'><br/>" +
	 '<a href="_print/' + img_name.slice(img_name.lastIndexOf("/")+1,img_name.length - 3) + 'pdf" id="pdfLink" target="_blank">Printable Photo</a>';

}