var isIE=document.all?true:false;
var layers = isIE?document.all.tags("DIV"):null;
function hideAllForms(v) {
        if(!isIE)return; /* only do things for IE */
        //Forumlare
        for(var f=0;f<document.forms.length;f++)
                for(var i=0;i<document.forms[f].elements.length;i++)
                        justOneForm(f,i,v);
}
function hideAllLayers(v) {
        if(!isIE)return; /* only do things for IE */
        //Layer
        for(var i=0;i<layers.length;i++)
                justOneLayer(i,v);
}
function justOneForm(f,i,v){ document.forms[f].elements[i].style.visibility=v?'hidden':'visible'; }
function justOneLayer(i,v){ layers[i].style.visibility=v?'hidden':'visible'; }