function generate_address( username, hostname, text ) {
    var atsign = "@";
    var addr = username + atsign + hostname;
    document.write( 
      "<" + "a" + " " + "href=" + "mai" + "lto:" + addr + ">" +
      text +
      "<\/a>");
  }

function pop(url){
 window.open(url,'popup','top=180,left=200,width=750,height=609');
}

function myadress(){
var address;
 address = '<'+
           'a hr'+
           'ef="ma'+
           'ilto:'+
           'chri'+
           'stian'+
           '@ko'+
           'rrid'+
           'or.'+
           'se"'+
           ' style="font-size: 14px">';
         
 return (address);
}

function piano_pop(){
	window.open('piano_popup.html','pianopopup','width=600,height=850');
}

function popup(url,width,height){
 window.open(url,'popup','width=' + width + ',height=' + height + '');
}