document.write('<' + 'script language="JavaScript" type="text/javascript" src="js-script/prototype.js"' + '> <' + '/script>');

function SetFocus(field_name) {
	if(document.getElementById(field_name) != null) {
		document.getElementById(field_name).focus();
	}
}

function createPreview(count) {
	var sum_td = 0;
	var my_cellspacing = 0;
	var my_td_width = 0;
	var calc_width = 0;
	var my_table_width = 0;
	
	sum_td = count;
	my_td_width = $('preview_table').readAttribute('td_width');
	calc_width = parseInt(my_td_width)+10; //+10 ist das padding-left aus jedem <td>
	my_table_width = (sum_td * calc_width)+'px';
	document.getElementById("preview_table").style.width = my_table_width;
}


function alertError(error){
	alert(error);	
}