scores = new Array(20);
var numTotal=0;
NS4 = (document.layers) ? 1 : 0;
IE4 = (document.all) ? 1 : 0;
ver4 = (NS4 || IE4) ? 1 : 0;
if (ver4) 
{    with (document)
   {   write("<STYLE TYPE='text/css'>");   
if (NS4) {        
write(".parent {position:absolute; visibility:visible}");       
write(".child {position:absolute; visibility:visible}");     
write(".regular {position:absolute; visibility:visible}")  
         }  
else { write(".child {display:none}")  
      }      
write("</STYLE>");   
   }
}
function getIndex(el) 
{    ind = null;  
     for (i=0; i<document.layers.length; i++) 
	   {  whichEl = document.layers[i];    
	   if (whichEl.id == el) 
	           {   ind = i;  
			      break; 
			   }   
		}  
			return ind;
}
function arrange() 
{    nextY = document.layers[firstInd].pageY +document.layers[firstInd].document.height;  
     for (i=firstInd+1; i<document.layers.length; i++) 
	    {  whichEl = document.layers[i];   
		if (whichEl.visibility != "hide") 
		     {   whichEl.pageY = nextY; 
		       nextY += whichEl.document.height;       
		     }    
		}
}
function initIt()
{    if (!ver4) return;    if (NS4)
     {  for (i=0; i<document.layers.length; i++) 
	       { whichEl = document.layers[i];  
		   if (whichEl.id.indexOf("Child") != -1) whichEl.visibility = "hide"; 
		   }
		   arrange();  
	}    
	else {   divColl = document.all.tags("DIV");     
	      for (i=0; i<divColl.length; i++)
	          { whichEl = divColl(i);
			    if (whichEl.className == "child") whichEl.style.display = "none";     
			  }  
		  }
}
function expandIt(el)
{	if (!ver4) return;   
    if (IE4)
	{   whichEl1 = eval(el + "Child");		
	   for(i=1;i<=numTotal;i++)
	    {
		whichEl = eval(scores[i] + "Child");			
		   if(whichEl!=whichEl1) 
		          {
				   whichEl.style.display = "none";	
			      }
		} 
		whichEl1 = eval(el + "Child");     
		if (whichEl1.style.display == "none")
		   {  
		   whichEl1.style.display = "block"; 
		   }
		         else 
		             { 
		              whichEl1.style.display = "none";
		             }   
	} 
	 else 
	       {   
		       whichEl = eval("document." + el + "Child");	
		       for(i=1;i<=numTotal;i++)
		         {
			    whichEl = eval("document." + scores[i] + "Child");			
			    if(whichEl!=whichEl1) 
			            {	
			             whichEl.visibility = "hide";
			             }	
		         }        
		      if (whichEl.visibility == "hide") 
		              {  
		               whichEl.visibility = "show"; 
		              } 
		              else 
		                     { 
		                     whichEl.visibility = "hide"; 
		                      } 
		   arrange();
		  }
}
onload = initIt;