using image id how to store a cookies

[veluit06]

hi am having one image that means

<a href="www.xxxx.com" id="storecookie();" >www.xxxx.com/banners/banner.gif</a>

 

using this "storecookie();" function i want to store my website link in that browser. when i open my browser next time my weblink should open, is it possible to do this concept, i dntknow how to start a code, but i start my script plz check the above scripts and tell me how to do this concept, if any script is there plz help me

 

function GetXmlHttpObject()

{

var xmlHttp=null;

try

  {

  // Firefox, Opera 8.0+, Safari

  xmlHttp=new XMLHttpRequest();

  }

catch (e)

  {

  // Internet Explorer

  try

    {

    xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");

    }

  catch (e)

    {

    xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");

    }

  }

return xmlHttp;

}

 

 

function createCookie(name,value,days) {

if (days) {

var date = new Date();

date.setTime(date.getTime()+(days*24*60*60*1000));

var expires = "; expires="+date.toGMTString();

}

else var expires = "";

document.cookie = name+"="+value+expires+"; path=/";

}

 

 

function readCookie(name) {

var nameEQ = name + "=";

var ca = document.cookie.split(';');

for(var i=0;i < ca.length;i++) {

var c = ca;

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 eraseCookie(name) {

createCookie(name,"",-1);

}

 

function storecookie()

{

  setcookie ("www.google.com")

}