function popupWindow(url) {
  window.open(url,'popupWindow','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=yes,copyhistory=no,width=100,height=100,screenX=150,screenY=150,top=150,left=150')
}
function popupProduct(url)
{
 window.open(url,'popupWindow','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,copyhistory=no,width=450,height=450,screenX=250,screenY=250,top=250,left=250')    
}


function changepic(newimg, product, imgno)
{
    var pic= document.getElementById('large_pic_box');
    var newHTML = '<a class="new_blue_link" href="javascript:popupWindow(\'http://www.superetrader.co.uk/popup_image.php?pID='+product+'&img='+imgno+'\')" align="left">';
    newHTML += '<img border="0" alt="img" src="/images/products/zoom.gif"/>zoom<br/>';
    newHTML += '<img border="0" alt="img" width=\'330\' height=\'330\' src=\''+newimg+'\'>';
    newHTML += '</a>';
    pic.innerHTML = newHTML;   
}
function show_tab(ptab)
    {

    
       var target = document.getElementById('ptab1');
       target.style.display = "none";
       
       var target = document.getElementById('ptab1_heading');
       target.style.fontWeight = "normal";
       
       var target = document.getElementById('ptab2');
       target.style.display = "none";
       
       var target = document.getElementById('ptab2_heading');
       target.style.fontWeight = "normal";
       
       var target = document.getElementById('ptab3');
       target.style.display = "none";
       
       var target = document.getElementById('ptab3_heading');
       target.style.fontWeight = "normal";
       
       var target = document.getElementById('ptab4');
       target.style.display = "none";
       
       var target = document.getElementById('ptab4_heading');
       target.style.fontWeight = "normal";
       
       var target = document.getElementById('ptab5');
       target.style.display = "none";
       
       var target = document.getElementById('ptab5_heading');
       target.style.fontWeight = "normal";
       
       var target = document.getElementById(ptab);
       target.style.display = "block";
    
        if (ptab != 'ptab6'){
       
       var target = document.getElementById(ptab+'_heading');
       target.style.fontWeight = "bold"; 
       
        var target = document.getElementById('ptab6');
        target.style.display = "none";
           }
    
      
    }
        function addBookmark(title,url) {
if (window.sidebar) { 
window.sidebar.addPanel(title, url,""); 
} else if( document.all ) {
window.external.AddFavorite( url, title);
} else if( window.opera && window.print ) {
return true;
}
}
    
    
     function show_block(block) {
        var target = document.getElementById(block);
        if (target.style.display == "block") 
        {         target.style.display = "none";          
        } else {  target.style.display = "block";
        }

    }
    
    function show_tool_area(tool_area, total) {
   
           show_tab('ptab6');
   
           var x;
   
        for (x=1;  x!=total+1; x++)
        {
          var target = document.getElementById("tool_area_" + x);
          if (target)
          {target.style.display = "none";   }
        }
        
        var target = document.getElementById("tool_area_" +  tool_area);          
        target.style.display = "block";
        
    
        
        
    }