// JavaScript Document
 var prev = 'blank';
 function change_class(linkId){
 
 	if(prev != 'blank'){
		document.getElementById(prev).className = 'cur';
	}
	if(prev == 'blank' && linkId != 'link1'){
		document.getElementById('link1').className = 'cur';
	}
	document.getElementById(linkId).className = 'current1';
	prev = linkId;	
 } function ll(theTable)
  {    
  
  i=1;    
  var linkname = '';
   while(i<=27)
   {
   if(theTable!="r"+i)
   {
    linkname="r"+i;
	if(document.getElementById(linkname)!=null)
	    document.getElementById(linkname).style.display = 'none';
   } 
   i++;
   }     
   if (document.getElementById(theTable).style.display == 'none')
   {
   
     document.getElementById(theTable).style.display = 'block';
   }
   else
   {
    document.getElementById(theTable).style.display = 'block';
   }
  }
 //
   
 var prev1 = 'blank';
 function change(linkId){
 	if(prev1 != 'blank'){
		document.getElementById(prev1).className = 'cur';
	}
	if(prev1 == 'blank' && linkId != 'lin1'){
		document.getElementById('lin1').className = 'cur';
	}
	document.getElementById(linkId).className = 'current2';
	prev1 = linkId;
 } function mm(theTable)
  {    
  
  i=1;    
  var linkname = '';
   while(i<=27)
   {
   if(theTable!="k"+i)
   {
    linkname="k"+i;
	if(document.getElementById(linkname)!=null)
	    document.getElementById(linkname).style.display = 'none';
   } 
   i++;
   }     
   if (document.getElementById(theTable).style.display == 'none')
   {
   
     document.getElementById(theTable).style.display = 'block';
   }
   else
   {
    document.getElementById(theTable).style.display = 'block';
   }
  }
 //