function FontNormalization() {
    if (!document.styleSheets) return;
    var theRules = {};
    if (document.styleSheets[1].cssRules){
        var cn = 0;
        for(var i=0;i<document.styleSheets.length;i++){
           if(document.styleSheets[i].cssRules){
               for(var d = 0; d<document.styleSheets[i].cssRules.length;d++){
                    var prop = document.styleSheets[i].cssRules[d];
                    if(prop && prop.style && prop.style.fontFamily){
                        prop.style.fontFamily = "Arial, Tahoma, Helvetica, sans-serif";
                    }
               }
           }
           if(document.styleSheets[1].rules){
               for(var d = 0; d<document.styleSheets[1].rules.length;d++){
                    var prop = document.styleSheets[1].rules[d];
                    if(prop && prop.style.fontFamily) prop.style.fontFamily = "Arial, Tahoma, Helvetica, sans-serif";
               }
           }
        }
    };
}