function setURL(obj) {
    if (obj.value == "") {
        obj.value = "http://www.";
    } 
}
function checkURL(obj) {
    if (obj.value == "http://www.") {
        obj.value = "";
    }
}
function trim(str, chars) {
    return ltrim(rtrim(str, chars), chars);
}
function ltrim(str, chars) {
    chars = chars || "\\s";
    return str.replace(new RegExp("^[" + chars + "]+", "g"), "");
}
function rtrim(str, chars) {
    chars = chars || "\\s";
    return str.replace(new RegExp("[" + chars + "]+$", "g"), "");
}
function divShowHide(divShow, divHide, Ed) {
    if (divShow != "") {
        document.getElementById(divShow).style.display = "";
    }
    if (divHide != "") {
        document.getElementById(divHide).style.display = "none";
    }
    if (Ed != "") {
        if ((document.getElementById(Ed).style.display == "")
            || (document.getElementById(Ed).style.display == "block")
            || (document.getElementById(Ed).style.display == "inline")) {
            document.getElementById(Ed).style.display = "none";
        } else {
            document.getElementById(Ed).style.display = "";
        } 
    }
}
function divToggleSearch(divShow, divHide, Ed) {
    if (divShow != "") {
        if (document.getElementById(divShow).style.display == "none") {
            document.getElementById(divShow).style.display = "";
        } else {
            document.getElementById(divShow).style.display = "none";
        }
    }
    if (divHide != "") {
        if (document.getElementById(divHide).style.display == "none") {
            document.getElementById(divHide).style.display = "";
        } else {
            document.getElementById(divHide).style.display = "none";
        }
    }
    if (Ed != "") {
        if (document.getElementById(Ed).style.display == "none") {
            document.getElementById(Ed).style.display = "";
        } else {
            document.getElementById(Ed).style.display = "none";
        }
    }
}
function divShow(divShow) {
    document.getElementById(divShow).style.display = "";
}
function divHide(divHide) {
    document.getElementById(divHide).style.display = "none";
}