Parse csv file in internet

when I load csv file and read the content from local browser it can work by using javascript code<!--- xmlhttp.onreadystatechange=parseCSV;
xmlhttp.open("GET",url, true);
if(DEBUG) alert("load csv file "+xmlhttp);
xmlhttp.send("");
if(DEBUG) alert("After sending Csv file: "+xmlhttp); -->

but this code can not work in internet, if u have solution please send me answer.
my Email Address=mkm854@yahoo.com