function checkForSubmit(e, btn) {
    var key = e.keyCode ? e.keyCode : e.which ? e.which : e.charCode;
    if (key == 13) {
        if (document.getElementById(btn).onclick)
            document.getElementById(btn).onclick();
        else
            if (document.getElementById(btn).click)
                document.getElementById(btn).click();
        return false;
    } else {
        return true;
    }
}

function preventReturnPress(event) {
    if (event.keyCode == 13) {
        return false;
    }
    else {
        return true;
    }
}

function completeFolder() {
	if (event.keyCode == 32)
		document.getElementById('txtFolder').value += '_';
	else
		if ((event.keyCode >= 48 && event.keyCode <= 57) || (event.keyCode >= 65 && event.keyCode <= 90))
			document.getElementById('txtFolder').value += String.fromCharCode(event.keyCode).toLowerCase();
}

function selectAllCheckBoxes(fieldset) {
    for (i = 0; i < document.getElementById(fieldset).getElementsByTagName('input').length; i++)
        if(document.getElementById(fieldset).getElementsByTagName('input')[i].type == "checkbox")
            document.getElementById(fieldset).getElementsByTagName('input')[i].checked = true;
}

function deSelectAllCheckBoxes(fieldset) {
    for (i = 0; i < document.getElementById(fieldset).getElementsByTagName('input').length; i++)
        if (document.getElementById(fieldset).getElementsByTagName('input')[i].type == "checkbox")
            document.getElementById(fieldset).getElementsByTagName('input')[i].checked = false;
}