/**************************/
function CreateCookie(cookieName,cookieValue)
{
    var date = new Date();
		date.setTime(date.getTime()+(30*60*1000));
	document.cookie = escape( cookieName ) + "=" + escape( cookieValue ) +
		 ";path= /";
}
function CoockieExist(cookieName)
{

	if (document.cookie.length>0)
	{
		c_start=document.cookie.indexOf(cookieName + "=")
		if (c_start!=-1)
		{ 
		  return true;
		} 
		else return false;
	}
	return false;

}
function getValueCookie(c_name)
{
	if (document.cookie.length>0)
	{
	c_start=document.cookie.indexOf(c_name + "=")
	if (c_start!=-1)
		{ 
		c_start=c_start + c_name.length+1 
		c_end=document.cookie.indexOf(";",c_start)
		if (c_end==-1) c_end=document.cookie.length
		return unescape(document.cookie.substring(c_start,c_end))
		} 
	}
	return ""
}
/**************************/