function show (t){
for(i=1;i<=3;i++){
		ts=document.getElementById('tt'+i);
		tr = document.getElementById('dd'+i);
		ta = document.getElementById('aa'+i);
	
		if(t==i){
	 			ts.className="tab1";
				 ts.style.borderBottom="none";
				ts.style.height="31px";
				 ta.className="srchlink2";
			  tr.style["display"]="block";
			 tr.style["visibility"]="visible";

					}
		else{
		  		ts.className="tab2";
				ts.style.height="27px";
				ts.style.borderBottom="1px solid #D7D8D9";
				ta.className="srchlink1";
		 	 tr.style["display"]="none";
  		  tr.style["visibility"]="hidden";
		 
		}
	  }

	  }