function makevisible(which, num){
 if (which==0)
{ 
 num.style.filter="progid:DXImageTransform.Microsoft.Alpha(opacity=90);"
 num.style.opacity=0.9;
 num.style.MozOpacity=0.9;
 num.style.KhtmlOpacity=0.9;
} 
 if (which==1)
 { 
  num.style.filter="progid:DXImageTransform.Microsoft.Alpha(opacity=100);"
  num.style.opacity=1.0;
  num.style.MozOpacity=1.0;
  num.style.KhtmlOpacity=1.0;  
 } 
}
function bigarrow(which,num)
{
 if (which==0) 
 {
  num.style.visibility="visible";
 } 
 if (which==1) 
 {
  num.style.visibility="hidden";
 }  
}
function getclient(show,hide)
{
  document.getElementById(show).style.display='block';
  document.getElementById(hide).style.display='none';
}