function randomImage() { 
	//
	switch(dir)
		{
		case 'arthistory':
			num = 6;    
			break
		case 'design':
			num = 27;
			break  
		case 'drawing':
			num = 20;
			break    
		case 'exhibit':
			num = 15;
			break
		case 'expdrawing':
			num = 13;
			break
		case 'foundation':
			num = 13;
			break
		<!---      -->	
		case 'general':
			num = 36;
			break
		<!---      -->	
		case 'illustration':
			num = 4;
			break    
		case 'mfa':
			num = 69;
			break    
		case 'paint':
			num = 8;
			break
		case 'photo':
			num = 40;
			break
		case 'print':
			num = 20;
			break    
		case 'sculpture':
			num = 9;
			break
		case 'patterns':
			num = 1;
			break

		default:
			dir="general"
			num = 1;
			break   
		}
	//
	 image_array = new Array(); 
	 
	 for (i=0; i<num; ++i) {
	 	if (i < 100) {
	 		if (i < 10) 
				{
	 		 		var im =  "00" + i;
	  			} else {
	   				var im =  "0" + i;
	  			}
	  		} else {
	  		var im = i;
	  		}
	 image_array[i] = dir+ '/' + im + '.jpg'; 
	} // 
	count = image_array.length; 
	random = Math.floor(Math.random() * count); 
	//
	document.write('<style type=\"text/css\"> body {margin-left: 0px; margin-top: 0px; margin-left: 0px; background-color: #FFFFFF; margin-top: 0px; margin-right: 0px; background-attachment: fixed; background-image: url(http://www.art.uconn.edu/backgrounds/' + image_array[random] + '); background-repeat: no-repeat; background-position: 16px 120px;} </style>');

}