function zoom(){
  var count = document.getElementsByTagName("td").length;
  for(i=0;i<count;i++){
    document.getElementsByTagName("td")[i].style.fontSize ="14px";

  }
  var count = document.getElementsByTagName("a").length;
  for(i=0;i<count;i++){
  	if(document.getElementsByTagName("a")[i].className != "nav" && document.getElementsByTagName("a")[i].className != "navbold"){
    		document.getElementsByTagName("a")[i].style.fontSize ="14px";
  	}

  }
}
function zoomout(){
  var count = document.getElementsByTagName("td").length;
  for(i=0;i<count;i++){
    document.getElementsByTagName("td")[i].style.fontSize ="11px";

  }
  var count = document.getElementsByTagName("a").length;
  for(i=0;i<count;i++){
  	if(document.getElementsByTagName("a")[i].className != "nav" && document.getElementsByTagName("a")[i].className != "navbold"){
    		document.getElementsByTagName("a")[i].style.fontSize ="11px";
  	}

  }
}