var cellName=null;
var buttDir="/ylradio/Common/";

if(document.images)
   {
    var first_off = new Image();
    first_off.src = buttDir+"nav2_off.gif"; 
    var first_on  = new Image();
    first_on.src  = buttDir+"nav2_on.gif";
   }
function over(cellName) 
    {
     if(document.images) 
       {
        if(cellName == 'first')
          {
           document[cellName].src = first_on.src;
          }
        if(cellName == 'second')
          {
           document[cellName].src = first_on.src;
          }
        if(cellName == 'third')
          {
           document[cellName].src = first_on.src;
          }
        if(cellName == 'fourth')
          {
           document[cellName].src = first_on.src;
          }
        if(cellName == 'fifth')
          {
           document[cellName].src = first_on.src;
          }
        if(cellName == 'sixth')
          {
           document[cellName].src = first_on.src;
          }
        if(cellName == 'seventh')
          {
           document[cellName].src = first_on.src;
          }     
        if(cellName == 'eighth')
          {
           document[cellName].src = first_on.src;
          }  
        if(cellName == 'ninth')
          {
           document[cellName].src = first_on.src;
          }    
        if(cellName == 'tenth')
          {
           document[cellName].src = first_on.src;
          }    
        if(cellName == 'eleventh')
          {
           document[cellName].src = first_on.src;
          }    
        if(cellName == 'twelth')
          {
           document[cellName].src = first_on.src;
          }    
        if(cellName == 'thirteenth')
          {
           document[cellName].src = first_on.src;
          }    
        if(cellName == 'fourteenth')
          {
           document[cellName].src = first_on.src;
          }    
        if(cellName == 'fourteenthhalf')
          {
           document[cellName].src = first_on.src;
          }    
        if(cellName == 'fifteenth')
          {
           document[cellName].src = first_on.src;
          } 
        if(cellName == 'sixteenth')
          {
           document[cellName].src = first_on.src;
          } 
        if(cellName == 'seventeenth')
          {
           document[cellName].src = first_on.src;
          } 
        if(cellName == 'eighteenth')
          {
           document[cellName].src = first_on.src;
          }     
		if(cellName == 'nineteenth')
          {
           document[cellName].src = first_on.src;
          }                          
                      
       }
}
function out(cellName) 
    {
     if(document.images) 
       {
        if(cellName == 'first')
          {
           document[cellName].src = first_off.src;
          }
        if(cellName == 'second')
          {
           document[cellName].src = first_off.src;
          }
        if(cellName == 'third')
          {
           document[cellName].src = first_off.src;
          }
        if(cellName == 'fourth')
          {
           document[cellName].src = first_off.src;
          }
        if(cellName == 'fifth')
          {
           document[cellName].src = first_off.src;
          }    
        if(cellName == 'sixth')
          {
           document[cellName].src = first_off.src;
          }    
        if(cellName == 'seventh')
          {
           document[cellName].src = first_off.src;
          }  
        if(cellName == 'eighth')
          {
           document[cellName].src = first_off.src;
          }     
        if(cellName == 'ninth')
          {
           document[cellName].src = first_off.src;
          }                        
        if(cellName == 'tenth')
          {
           document[cellName].src = first_off.src;
          }    
        if(cellName == 'eleventh')
          {
           document[cellName].src = first_off.src;
          }    
        if(cellName == 'twelth')
          {
           document[cellName].src = first_off.src;
          }    
        if(cellName == 'thirteenth')
          {
           document[cellName].src = first_off.src;
          }   
        if(cellName == 'fourteenth')
          {
           document[cellName].src = first_off.src;
          }    
        if(cellName == 'fourteenthhalf')
          {
           document[cellName].src = first_off.src;
          }    
        if(cellName == 'fifteenth')
          {
           document[cellName].src = first_off.src;
          }  
        if(cellName == 'sixteenth')
          {
           document[cellName].src = first_off.src;
          }  
        if(cellName == 'seventeenth')
          {
           document[cellName].src = first_off.src;
          }     
        if(cellName == 'eighteenth')
          {
           document[cellName].src = first_off.src;
          }     
		if(cellName == 'nineteenth')
          {
           document[cellName].src = first_off.src;
          }                                               
       }
}