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 setCookie(c_name,value,expiredays)
{
	var exdate=new Date();
	exdate.setDate(exdate.getDate()+expiredays);
	document.cookie=c_name+ "=" +escape(value)+
	((expiredays==null) ? "" : ";expires="+exdate.toGMTString());
}

function checkCookie()
{
	speedcheck=getCookie('speedcheck');
	if (speedcheck!=null && speedcheck!="") {
		return 0;
  	}
	else {
  		setCookie('speedcheck','visited',30);
		return 1;
	}
}

function dsl_tipp(provider) {
	if(checkCookie()==1) {
		window.open(provider, 'neu', 'width=1024px,height=768px,left=50px,top=50px,scrollbars=yes,location=yes,resizable=yes');
	}
}