function alterFontSize(value) {		    
 	  if(window.location.href.indexOf("?") > -1) {
 	    window.location = window.location.href.substr(0, window.location.href.indexOf("?"))  + '?fontSize=' + value;  	   
 	  } else {  	  
 	    window.location = window.location.href + '?fontSize=' + value;
 	  }
}	  
	  
function checkBrowserVersion() {
var nVer = navigator.appVersion;
var nAgt = navigator.userAgent;
var browserName  = '';
var fullVersion  = 0; 
var majorVersion = 0;

// In Internet Explorer, the true version is after "MSIE" in userAgent
if ((verOffset=nAgt.indexOf("MSIE"))!=-1) {
 browserName  = "MSIE";
 fullVersion  = parseFloat(nAgt.substring(verOffset+5));
 majorVersion = parseInt(''+fullVersion);
}

// In Opera, the true version is after "Opera" 
else if ((verOffset=nAgt.indexOf("Opera"))!=-1) {
 browserName  = "Opera";
 fullVersion  = parseFloat(nAgt.substring(verOffset+6));
 majorVersion = parseInt(''+fullVersion);
}

// In Firefox, the true version is after "Firefox" 
else if ((verOffset=nAgt.indexOf("Firefox"))!=-1) {
 browserName  = "Firefox";
 fullVersion  = parseFloat(nAgt.substring(verOffset+8));
 majorVersion = parseInt(''+fullVersion);
}

// In most other browsers, "name/version" is at the end of userAgent 
else if ( (nameOffset=nAgt.lastIndexOf(' ')+1) < (verOffset=nAgt.lastIndexOf('/')) ) 
{
 browserName  = nAgt.substring(nameOffset,verOffset);
 fullVersion  = parseFloat(nAgt.substring(verOffset+1));
 if (!isNaN(fullVersion)) majorVersion = parseInt(''+fullVersion);
 else {fullVersion  = 0; majorVersion = 0;}
}

// Finally, if no name and/or no version detected from userAgent...
if (browserName.toLowerCase() == browserName.toUpperCase()
 || fullVersion==0 || majorVersion == 0 )
{
 browserName  = navigator.appName;
 fullVersion  = parseFloat(nVer);
 majorVersion = parseInt(nVer);
}

if((browserName == 'MSIE' && fullVersion >=7) || (browserName == 'Firefox' && fullVersion >=3)) {
  // do nothing     
} else {  
  try {
  var overlays = document.getElementById('frontNews');  
   overlays.style.height = '157px';
   for(i=0; i<overlays.childNodes.length; i++) {
      var o = overlays.childNodes[i];
      if(o.className == 'overlay') {
        o.innerHTML = '';           
      }
   }
  } catch(e) { }
}



}