function open_window(link,w,h)
{
	var win = 'width='+w+'px,height='+h+'px,menubar=no,location=no,resizable=yes,scrollbars=yes';
	newWin = window.open(link,'newWin',win);
	newWin.focus();
}

function all_checkbox_check(container_id, checkbox_state) 
{
	var arr = document.getElementById(container_id).getElementsByTagName('input');
	for (i = 0; i < arr.length; i++)
	{
		if (arr[i].name.indexOf('select_item') != -1)
			arr[i].checked = checkbox_state;
	}
}

function get_count_checkbox_check(container_id, type) 
{
	var arr = document.getElementById(container_id).getElementsByTagName('input');
	var count = 0;
	var type_str = '';
	if (type != '')
		type_str = '[' + parseInt(type) + ']';
	for (i = 0; i < arr.length; i++)
	{
		if (arr[i].name.indexOf('select_item' + type_str) != -1 && arr[i].checked == true)
			count++;
	}
	return count;
}