Ajax's Post Method

 Pass many args as follow:

1.String argcontent = "arg1=value1&arg2=value2......";

2.xmlHttpResquest.open("POST", "Sevlet_URL", true);

3.xmlHttpResquest.setRequestHeader( "Content-type", "application/x-www-form-urlencoded"); 

4.xmlHttpResquest.send(argcontent);