function ERROR(str) {
	return '<span class="error_msg">' + str + '</span>';
}

function addslashes(str) {
	str = str.replace(/\'/g,'\\\'');
	str = str.replace(/\"/g,'\\"');
	str = str.replace(/\\/g,'\\\\');
	str = str.replace(/\0/g,'\\0');
	return str;
}

function stripslashes(str) {
	str = str.replace(/\\'/g,'\'');
	str = str.replace(/\\"/g,'"');
	str = str.replace(/\\\\/g,'\\');
	str = str.replace(/\\0/g,'\0');
	return str;
}

function utf8_decode ( str_data ) {
	var tmp_arr = [], i = ac = c1 = c2 = c3 = 0;

	str_data += '';

	while ( i < str_data.length ) {
		c1 = str_data.charCodeAt(i);
		if (c1 < 128) {
			tmp_arr[ac++] = String.fromCharCode(c1);
			i++;
		} else if ((c1 > 191) && (c1 < 224)) {
			c2 = str_data.charCodeAt(i+1);
			tmp_arr[ac++] = String.fromCharCode(((c1 & 31) << 6) | (c2 & 63));
			i += 2;
		} else {
			c2 = str_data.charCodeAt(i+1);
			c3 = str_data.charCodeAt(i+2);
			tmp_arr[ac++] = String.fromCharCode(((c1 & 15) << 12) | ((c2 & 63) << 6) | (c3 & 63));
			i += 3;
		}
	}

	return tmp_arr.join('');
}

function base64_decode( data ) {
	var b64 = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";
	var o1, o2, o3, h1, h2, h3, h4, bits, i = ac = 0, dec = "", tmp_arr = [];
	
	data += '';

	do {  // unpack four hexets into three octets using index points in b64
		h1 = b64.indexOf(data.charAt(i++));
		h2 = b64.indexOf(data.charAt(i++));
		h3 = b64.indexOf(data.charAt(i++));
		h4 = b64.indexOf(data.charAt(i++));

		bits = h1<<18 | h2<<12 | h3<<6 | h4;

		o1 = bits>>16 & 0xff;
		o2 = bits>>8 & 0xff;
		o3 = bits & 0xff;

		if (h3 == 64) {
			tmp_arr[ac++] = String.fromCharCode(o1);
		} else if (h4 == 64) {
			tmp_arr[ac++] = String.fromCharCode(o1, o2);
		} else {
			tmp_arr[ac++] = String.fromCharCode(o1, o2, o3);
		}
	} while (i < data.length);

	dec = tmp_arr.join('');
	dec = utf8_decode(dec);

	return dec;
}

function Ajax() {
	doAjax('test.php', 'myForm', 'test');
}

function doAjax(file, form_id, inject_id) {
	$.post(file, $("#" + form_id).serialize(),
		function(data) {	
			$('#' + inject_id).html(data);
		}
	);
}

function acceptTerms(img_obj) {
	var img = $(img_obj);
	if (img.attr('src').indexOf('images/checkbox.jpg') != '-1') {
		$(img_obj).attr('src', $(img_obj).attr('src').replace('checkbox', 'checkbox_valid'));
		$('#termsCo').val('1');
	} else {
		$(img_obj).attr('src', $(img_obj).attr('src').replace('checkbox_valid', 'checkbox'));
		$('#termsCo').val('0');
	}
}