function getCookie(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 ""
}

function viewCookie(c_name) {
	//alert('here: ' + document.cookie);
	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
			//alert( unescape(document.cookie.substring(c_start,c_end)) )
		} else {
			//alert('No cookie found.')
		}
	  }
	return ""
}


function setCookie(c_name,value,expiredays)
{
	//alert('setting cookie');
	var exdate=new Date()
	exdate.setDate(exdate.getDate()+expiredays)
	//alert('Cookie being set to: \n' + c_name+ '=' + escape(value) + ((expiredays==null) ? '' : ';expires='+exdate.toGMTString() + '; path=/');
	document.cookie=c_name+ "=" + escape(value) + ((expiredays==null) ? "" : ";expires="+exdate.toGMTString() + "; path=/")
}

function clearCookie(c_name, c_url) {
	setCookie(c_name,"",-1);
	if (c_url) {
		window.location=c_url;
	}
}