// JavaScript Document

function clearText(field){

    if (field.defaultValue == field.value) field.value = '';
    else if (field.value == '') field.value = field.defaultValue;

}

sfHover = function() {
	var sfEls = document.getElementById("topLinks").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
	
}

sfHover2 = function() {
	var sfEls2 = document.getElementById("leftMenu").getElementsByTagName("LI");
	for (var i=0; i<sfEls2.length; i++) {
		sfEls2[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		sfEls2[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
	
}
if (window.attachEvent) window.attachEvent("onload", sfHover);
if (window.attachEvent) window.attachEvent("onload", sfHover2);


function GetQueryString() {
    return function (a) {
        if (a == "") return {};
        var b = {};
        for (var i = 0; i < a.length; ++i) {
            var p = a[i].split('=');
            b[p[0]] = decodeURIComponent(p[1].replace(/\+/g, " ")).toLowerCase();
        }
        return b;
    } (window.location.search.substr(1).split('&'))
}



function IsNullOrEmpty(value) {
    var isNullOrEmpty = true;
    if (value) {
        if (typeof (value) == "string") {
            if (value.length > 0) {
                isNullOrEmpty = false;
            }
        }
    }
    return isNullOrEmpty;
}