function goCalendar() {
    //alternate stripes of color on table rows
    var allTr = document.getElementsByTagName("tr");
    var maincolObj = document.getElementById("maincol");
    var maincolA = maincolObj.getElementsByTagName("a") ;
    for (var i=0; i<allTr.length; i++) {
        if (i % 2 == 0) {
            allTr[i].style.backgroundColor = "#e2ecec";
        }
        if (i % 2 != 0) {
            allTr[i].style.backgroundColor = "#f1f6f6";
        }
        if (allTr[i].id == "more") {
            allTr[i].style.backgroundColor = "#ffffff";
        }
    }
    //highlite and disable current calendar link
    for (var i=0; i<maincolA.length; i++) {
        var linkLen = maincolA[i].href.length;
        var thisUrl = window.location.href.substr( 0, linkLen);
		var catParam = window.location.href.substr(window.location.href.indexOf("cat=") + 4,1);
		if ((maincolA[i].href.indexOf("cat=") == -1) &&
			(( catParam == "1") || ( catParam == "2" ) || ( catParam == "3" ) || ( catParam == "4" ))) {
				thisUrl = "";
		}
        if (maincolA[i].href == thisUrl) {
            maincolA[i].style.borderBottom = "none";
            maincolA[i].style.color = "#cc6600";
            maincolA[i].onclick = doDisable;
        }
    }
}

function confirmDel(id) {
		var response = confirm ("Really delete item " + id + "?");
		if (response) {
			return true;
		}
		else {
			return false;
		}
}