function abre(dir,W,H) { 
     T = (((screen.height)/2)-200)
     L = ((screen.width)/2)-(W/2)
     VAR = "height="+H+",width="+W+",scrollbars='NO',left="+L+",top="+T+",menubar='NO',location='NO',resizable='NO',toolbar='NO'"	
     window.open(dir,"OPTICASALAS",VAR);} 
    
    


	
	function overTD(td){
	td.style.cursor='default';	
	td.bgColor="#A8BA14"; td.style.color="#FFFFFF";
	} 
	
	function outTD(td){
	td.style.cursor='default'; 
	td.bgColor="#eaeaea";  td.style.color="#000000";
	
	}