// JavaScript Document
function show_ta(o){
    var v = document.getElementById("table1");
    var clk=v.getElementsByTagName("div");
   for(i=1;i<3;i++){
   var u = document.getElementById("table_"+i);
  
       if(o==i){	      
		  u.style.display="";
		  clk[i-1].className="lens_top"
	   }
	   else
	   {
	    u.style.display="none";
		 clk[i-1].className="Hot_top"
	   }
   }
}