function getERef(name) {
        return top.document.getElementById(name);
}

function getEProp(name,property) {
        return top.document.getElementById(name).style[property];
}

function setEProp(name,property,value) {
        top.document.getElementById(name).style[property] = value;
}

function setEContent(name,content) {
        top.document.getElementById(name).innerHTML=content;
}