function viewPic(url) {

  if (document.getElementById) {
    document.getElementById('mainimg').src=url               
    return false;
  }
  return true;    
}

function pagerefresh(page, var1, var2, var3) {

  if (document.getElementById) {
    var v1 = document.getElementById(var1);
    v1 = v1.options[v1.selectedIndex].value;
    var v2 = document.getElementById(var2);
    v2 = v2.options[v2.selectedIndex].value;
    var v3 = document.getElementById(var3);
    v3 = v3.options[v3.selectedIndex].value;    
    window.location=page+'?'+var1+ '='+v1+'&'+var2+'='+v2+'&'+var3+'='+v3;
    return false;        
  }
  return true;    
}


function dealrefresh(page,var1,var2,var3) {
  if (document.getElementById) {
    var v1 = document.getElementById(var1);
    v1 = v1.options[v1.selectedIndex].value;
    var v2 = document.getElementById(var2);
    v2 = v2.options[v2.selectedIndex].value;
    var v3 = document.getElementById(var3);
    v3 = v3.options[v3.selectedIndex].value;    
    window.location=page+'?make='+v1+'&band='+v2+'&class='+v3;
    return false;        
  }
  return true;    
}

function addToFavourites(){
  var title=document.title;
  var url=document.location;
  
  if (window.sidebar) {
	window.sidebar.addPanel(title, url, "");
  } else {
    if (window.opera && window.print) { 
	  var elem = document.createElement('a');
	  elem.setAttribute('href',url);
	  elem.setAttribute('title',title);
	  elem.setAttribute('rel','sidebar');
	  elem.click();
    } else {
      if (document.all) {
	    window.external.AddFavorite(url, title);
	  }
    }
  }
}