/**
 * marks all rows and selects its first checkbox inside the given element
 * the given element is usaly a table or a div containing the table or tables
 *
 * @param    container    DOM element
 */
function markAllRows(container_id) {
    var rows = document.getElementById(container_id).getElementsByTagName('tr');
    var unique_id;
    var checkbox;

    for ( var i = 0; i < rows.length; i++ ) {

        checkbox = rows[i].getElementsByTagName( 'input' )[0];

        if ( checkbox && checkbox.type == 'checkbox' ) {
            unique_id = checkbox.name + checkbox.value;
            if ( checkbox.disabled == false ) {
                checkbox.checked = true;
            }
        }
    }
}

/**
 * marks all rows and selects its first checkbox inside the given element
 * the given element is usaly a table or a div containing the table or tables
 *
 * @param    container    DOM element
 */
function unMarkAllRows(container_id) {
    var rows = document.getElementById(container_id).getElementsByTagName('tr');
    var unique_id;
    var checkbox;

    for ( var i = 0; i < rows.length; i++ ) {

        checkbox = rows[i].getElementsByTagName( 'input' )[0];

        if ( checkbox && checkbox.type == 'checkbox' ) {
            unique_id = checkbox.name + checkbox.value;
            checkbox.checked = false;
        }
    }
}

function LiveScroll(id_div) {
	if (id_div != '') action_div(id_div);
}

function action_div(id_div) {
	var item = null;
	if (document.getElementById) {
		item = document.getElementById(id_div);
	} else if (document.all){
		item = document.all[id_div];
	} else if (document.layers){
		item = document.layers[id_div];
	}
	
	if (!item) { // rien à faire
	} else if (item.style) {
		if (item.style.display == "none") {
			item.style.display = "";
		} else {
			item.style.display = "none";
		}
	} else {
		item.visibility = "show";
	}
}