function CheckReportBuilderSelections() {
    var theForm = document.forms[0];
    var checkSelected = false;
    for (i = 0; i < theForm.elements.length; i++) {
        if (theForm.elements[i].checked)
            checkSelected = true;
    }
    if (!checkSelected) {
        alert("Please select at least one checkbox.");
        return (false);
    }
}

/*function showhide(section, mode) {
    var divToHide = section + "_list";
    var imgExp = section + "_expimage";
    var imgCol = section + "_colimage";
  
    if (mode == 'show') {
        document.getElementById(imgCol ).style.display = 'none';
        document.getElementById(imgExp ).style.display = 'block';
        document.getElementById(divToHide).style.display = 'block';
    }
    else if (mode == 'hide') {
        document.getElementById(imgCol ).style.display = 'block';
        document.getElementById(imgExp ).style.display = 'none';
        document.getElementById(divToHide).style.display = 'none';
    }
    else if (mode == 'toggle') {
        if (document.getElementById(divToHide).style.display == 'none') {
            document.getElementById(divToHide).style.display = 'block';
            document.getElementById(imgExp ).style.display = 'block';
            document.getElementById(imgCol ).style.display = 'none';
        }
        else {
            document.getElementById(divToHide).style.display = 'none';
            document.getElementById(imgExp ).style.display = 'none';
            document.getElementById(imgCol ).style.display = 'block';
        }
    }
}*/