function js_kaufm(x) {
  var k = (Math.round(x * 100) / 100).toString();
  k += (k.indexOf('.') == -1)? '.00' : '00';
  return k.substring(0, k.indexOf('.') + 3);
}
function contact_us_submit() {
	params = 'action=send&name=' + $('input[name="name"]').val() + '&email=' + $('input[name="email"]').val() + '&enquiry=' + $('textarea[name="enquiry"]').val();
	imgpos = $('#colorbox').height()/2;
	$('#mail_ajax').html('<img src="images/loading.gif" width="32" height="32" style="position:relative;display: block; margin: 0 auto;top:' + imgpos + 'px"/>');
	$.ajax({ url:"ajax/contact_us_ajax.php", 
			 data: params,
			 dataType: "html",
			 type: "POST",
			 success: function(responseText){ $('#mail_ajax').html(responseText); $('#popup_contact_us').colorbox.resize();
}});				 
	return false;
}

function js_write_cookie(name,value,minutes) {
	if (minutes) {
		var date = new Date();
		date.setTime(date.getTime()+(minutes*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}

function js_read_cookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}

function js_erase_cookie(name) {
	js_write_cookie(name,"",-1);
}