function show_more(a,txt1,txt2){var tr=document.getElementById(a);var btn=document.getElementById('ch_txt');if(tr.style.display){tr.style.display='';btn.innerHTML=txt1;}
else{tr.style.display='none';btn.innerHTML=txt2;}}
function add_pic(a){var tag='fpic_'+a;var tr=document.getElementById(tag);tr.style.display='';}
function checkUsernameLength(obj){if(obj.value.length<3){var text_box=document.getElementById('userMsg');text_box.innerHTML='';text_box.innerHTML='Pikkus peab olema vähemalt 3 sümbolit!';}}
function checkUsername(obj){var text_box=document.getElementById('userMsg');text_box.innerHTML='';if(obj.value.length<3||obj.value.length>15){return false;}
if(!/^[0-9a-z-_=+]+$/i.test(obj.value)||!/[a-z]/i.test(obj.value)){text_box.innerHTML='Kasutajanimi sisaldab lubamatuid sümboleid!';return false;}}
function toggleDisplay(a,d){var obj=document.getElementById(a);obj.style.display=d;}