function check_tema(){frm=document.getElementById("n_sklb");if(frm.tema0.value==0||frm.tema1.value==0||frm.veiksmas.value==0){var el=document.getElementById("sklb_body")
el.style.display="none";}
else{var el=document.getElementById("sklb_body")
el.style.display="block";}}
function check_rules(){frm1=document.getElementById("n_sklb");jn=0;if(!frm1.sutart_sal.checked)
{frm1.patvirt.disabled=true;return true;}
else
{frm1.patvirt.disabled=false;return true;}}
function check_form(){frm=document.getElementById("n_sklb");var kl_txt='';if(frm.pavad.value.length==0){kl_txt=kl_txt+'Neávestas pavadinimas \n';}
if(document.getElementById("tekstas").length==0){kl_txt=kl_txt+'Neávestas skelbimo tekstas \n';}
if(frm.email.value.length==0){kl_txt=kl_txt+'Neávestas elektroninis pađtas \n';}
if(!checkEmail(frm.email.value)){kl_txt=kl_txt+'Blogas elektroninio pađto adresas \n';}
if(kl_txt.length>0){alert(kl_txt);return false;}
else{return true;}}
function checkEmail(myEmail){if(/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(myEmail)){return(true)}
return(false)}
var maxWidth=400;var maxHeight=300;var fileTypes=["bmp","gif","png","jpg","jpeg"];var outImage="nuotr1";var defaultPic="img/envelope.gif";function preview(what){var source=what.value;var ext=source.substring(source.lastIndexOf(".")+1,source.length).toLowerCase();for(var i=0;i<fileTypes.length;i++)if(fileTypes[i]==ext)break;globalPic=new Image();if(i<fileTypes.length)globalPic.src=source;else{globalPic.src=defaultPic;alert("Wrong image format\nPlease select image with one of extentions:\n\n"+fileTypes.join(", "));}
setTimeout("applyChanges()",200);}
var globalPic;function applyChanges(){var field=document.getElementById("nuotr1");var x=parseInt(globalPic.width);var y=parseInt(globalPic.height);if(x>maxWidth){y*=maxWidth/x;x=maxWidth;}
if(y>maxHeight){x*=maxHeight/y;y=maxHeight;}
field.style.display=(x<1||y<1)?"none":"";field.src=globalPic.src;field.width=x;field.height=y;if(field.fileSize>3000000)alert("Too big image size: "+field.fileSize);}
function rastiSkyriu(idas)
{var divas='sel_skyrius';var temaID=idas;xmlhttp=GetXmlHttpObject();if(xmlhttp==null)
{alert("Your browser does not support XMLHTTP!");return;}
var url='serv_side.php';var pars='tema_id='+temaID;url=url+"?"+pars;url=url+"&tmp="+Math.random();xmlhttp.onreadystatechange=stateChanged;xmlhttp.open("GET",url,true);xmlhttp.send(null);}
function stateChanged(divas)
{if(xmlhttp.readyState==4)
{document.getElementById('sel_skyrius').innerHTML=xmlhttp.responseText;}}
function GetXmlHttpObject()
{if(window.XMLHttpRequest)
{return new XMLHttpRequest();}
if(window.ActiveXObject)
{return new ActiveXObject("Microsoft.XMLHTTP");}
return null;}