window.onload = function(){

   	document.getElementById("fellowships-vert_image").onmouseover = function(){
		this.src="/wp-content/themes/filson/images/fellowships-vert_on.png";
		}
  	document.getElementById("fellowships-vert_image").onmouseout = function(){
		this.src="/wp-content/themes/filson/images/fellowships-vert_off.png";
		}
			
  	document.getElementById("sitemap-vert_image").onmouseover = function(){
		this.src="/wp-content/themes/filson/images/sitemap-vert_on.png";
		}
  	document.getElementById("sitemap-vert_image").onmouseout = function(){
		this.src="/wp-content/themes/filson/images/sitemap-vert_off.png";
		}
	
  	document.getElementById("store-vert_image").onmouseover = function(){
		this.src="/wp-content/themes/filson/images/store-vert_on.png";
		}
  	document.getElementById("store-vert_image").onmouseout = function(){
		this.src="/wp-content/themes/filson/images/store-vert_off.png";
		}
	
  	document.getElementById("newsmagazine-vert_image").onmouseover = function(){
		this.src="/wp-content/themes/filson/images/newsmagazine-vert_on.png";
		}
  	document.getElementById("newsmagazine-vert_image").onmouseout = function(){
		this.src="/wp-content/themes/filson/images/newsmagazine-vert_off.png";
		}
  	document.getElementById("search-vert_image").onmouseover = function(){
		this.src="/wp-content/themes/filson/images/search-vert_on.png";
		}
  	document.getElementById("search-vert_image").onmouseout = function(){
		this.src="/wp-content/themes/filson/images/search-vert_off.png";
		}
	document.getElementById("about_image").onmouseover = function(){
		this.src="/wp-content/themes/filson/images/about_on.gif";
		}
	document.getElementById("about_image").onmouseout = function(){
		this.src="/wp-content/themes/filson/images/about_off.gif";
		}

	document.getElementById("collections_image").onmouseover = function(){
		this.src="/wp-content/themes/filson/images/collections_on.gif";
		}
	document.getElementById("collections_image").onmouseout = function(){
		this.src="/wp-content/themes/filson/images/collections_off.gif";
		}

	document.getElementById("programs_image").onmouseover = function(){
		this.src="/wp-content/themes/filson/images/programs_on.gif";
		}
	document.getElementById("programs_image").onmouseout = function(){
		this.src="/wp-content/themes/filson/images/programs_off.gif";
		}

	document.getElementById("membership_image").onmouseover = function(){
		this.src="/wp-content/themes/filson/images/membership_on.gif";
		}
	document.getElementById("membership_image").onmouseout = function(){
		this.src="/wp-content/themes/filson/images/membership_off.gif";
		}

	document.getElementById("blog_image").onmouseover = function(){
		this.src="/wp-content/themes/filson/images/blog_on.gif";
		}
	document.getElementById("blog_image").onmouseout = function(){
		this.src="/wp-content/themes/filson/images/blog_on.gif";
		}
	
}