function vloz_mejl ( cast_i, cast_ii ) {
  
    var uzenac="@";
    var uzenac_obrazek="<img border=\"0\" alt=\"zavináč\" src=\"uzenac.gif\" />";
    var m='mai';
    var x='to';
    document.write("<a href=\""+m+"l"+x+":"+cast_i+uzenac+cast_ii+"\">"+cast_i+uzenac_obrazek+cast_ii+"</a>");
}

function vloz_mejl_mejl ( cast_i, cast_ii ) {
  
    var uzenac="&#64;";
    var m='mai';
    var x='to';
    document.write("<a href=\""+m+"l"+x+":"+cast_i+uzenac+cast_ii+"\">e-mail</a>");
}