function toggleLayer(whichLayer,layer1,layer2)
    {  
    var elem, vis,elem1,vis1,elem2,vis2;
    
      if( document.getElementById ) // this is the way the standards work  
      {
       
	    elem = document.getElementById(whichLayer);
	    elem1 = document.getElementById(layer1); 
	    elem2 = document.getElementById(layer2); 
	  }
      else if( document.all ) // this is the way old msie versions work      
      {
      
        elem = document.all[whichLayer];  
        elem1 = document.all[layer1]; 
        elem2 = document.all[layer2];  
      }
      else if( document.layers ) // this is the way nn4 works    
      {
        elem = document.layers[whichLayer];
        elem1 = document.layers[layer1]; 
        elem2 = document.layers[layer2]; 
      }
      vis = elem.style;  // if the style.display value is blank we try to figure it out here  
      vis1 = elem1.style;
      vis2 = elem2.style;
      if(vis.display==''&&elem.offsetWidth!=undefined&&elem.offsetHeight!=undefined)
      {    
  	    vis.display = (elem.offsetWidth!=0&&elem.offsetHeight!=0)?'block':'none';  
  	  }
  	    if(vis.display==''||vis.display=='none') 
  	    {
  	        vis.display = 'block';
  	        
  	        vis1.display = 'none';
  	        vis2.display = 'none';
  	    }

  	  
    }
    
    function changcolor(whichLayer,layer1,layer2)
    {  
    var elem, vis,elem1,vis1,elem2,vis2;
    
      if( document.getElementById ) // this is the way the standards work  
      {
       
	    elem = document.getElementById(whichLayer);
	    elem1 = document.getElementById(layer1); 
	    elem2 = document.getElementById(layer2); 
	  }
      else if( document.all ) // this is the way old msie versions work      
      {
      
        elem = document.all[whichLayer];  
        elem1 = document.all[layer1]; 
        elem2 = document.all[layer2];  
      }
      else if( document.layers ) // this is the way nn4 works    
      {
        elem = document.layers[whichLayer];
        elem1 = document.layers[layer1]; 
        elem2 = document.layers[layer2]; 
      }
      vis = elem.style;  // if the style.display value is blank we try to figure it out here  
      vis1 = elem1.style;
      vis2 = elem2.style;
      
  	   
  	        vis.backgroundColor = '#CC3467';
  	        vis.color = '#ffffff';
  	        vis1.backgroundColor = '#ffffff';
  	        vis1.color = '#CC3467';
  	        vis2.backgroundColor = '#ffffff';
  	        vis2.color = '#CC3467';
  	    
 
  	  
    }
    
    
     function changcolor1(whichLayer,layer1,layer2)
    {  
    var elem, vis,elem1,vis1,elem2,vis2;
    
      if( document.getElementById ) // this is the way the standards work  
      {
       
	    elem = document.getElementById(whichLayer);
	    elem1 = document.getElementById(layer1); 
	    elem2 = document.getElementById(layer2); 
	  }
      else if( document.all ) // this is the way old msie versions work      
      {
      
        elem = document.all[whichLayer];  
        elem1 = document.all[layer1]; 
        elem2 = document.all[layer2];  
      }
      else if( document.layers ) // this is the way nn4 works    
      {
        elem = document.layers[whichLayer];
        elem1 = document.layers[layer1]; 
        elem2 = document.layers[layer2]; 
      }
      vis = elem.style;  // if the style.display value is blank we try to figure it out here  
      vis1 = elem1.style;
      vis2 = elem2.style;
      
  	    
  	        vis.backgroundColor = '#ffffff';
  	        vis.color = '#ffffff';
  	        vis1.backgroundColor = '#ffffff';
  	        vis1.color = '#CC3467';
  	        vis2.backgroundColor = '#ffffff';
  	        vis2.color = '#CC3467';
  	    
 
  	  
    }