var leaf;
var prev_leaf;


function showPic (whichpic) {


			/////change dom reference according to browser

			var browserName=navigator.appName; 
				
			if (browserName=="Netscape")
				{ 
 					var num=1;
				}

				else 
 				{
  					var num=0;
				 }


 			if (document.getElementById) {
 			 document.getElementById('placeholder').src = whichpic.href;
  			
			
					if (whichpic.id) {
			
		
			
			   		document.getElementById('image_text').innerHTML = whichpic.id;

			
           			 leaf='image_text_' + whichpic.name;
			
					//window.alert(whichpic.name);
					//window.alert(leaf);
					//window.alert(document.getElementById(leaf).childNodes[num].style.color);

		
			
					document.getElementById(leaf).childNodes[num].style.color='black';
		
			
						
							if (prev_leaf)
						
							{
							document.getElementById(prev_leaf).childNodes[num].style.color='gray';
							prev_leaf=leaf;
							}
					
							else
							{
							prev_leaf=leaf;
							};	


							//window.alert(document.getElementById(leaf).childNodes[num].style.color);
							//window.alert(prev_leaf);
			
					} 
			
					
			
				return false;
 				} else {
 				 return true;
		 		}
	

		}