var selektion;

function insertAtCursor(myField, myValue, bbCode1, bbCode2, endOfLine) {
var bbb;
if(bbCode1=='[url=null]') { bbCode1=''; bbCode2=''; }
if(bbCode1=='[imgs]' && myValue==null) { bbCode1=''; bbCode2=''; myValue=''; }
if(bbCode1=='[imgs=null]') { bbCode1=''; bbCode2=''; myValue=''; }
if(bbCode2=='null[/imgs]') { bbCode2='[/imgs]'; myValue=''; }

if (document.selection) {
//IE support
var str = document.selection.createRange().text;
myField.focus();
sel = document.selection.createRange();
sel.text = bbCode1 + myValue + bbCode2 + endOfLine;
if(myValue=='') {
bbb=bbCode2.length; 
if(bbCode1.substring(0,4)=='[img' ) bbb=0; else bbb=-bbb;
sel.moveStart('character',bbb); sel.moveEnd('character',bbb);
}
sel.select();
return;
}
//MOZILLA/NETSCAPE support
else if (myField.selectionStart || myField.selectionStart == '0') {
var startPos = myField.selectionStart;
var endPos = myField.selectionEnd;
var bbb2, bbV, eoll;
if(myValue=='') myValue = myField.value.substring(startPos, endPos);
//alert(myValue);
myField.value = myField.value.substring(0, startPos) + bbCode1 + myValue + bbCode2 + endOfLine + myField.value.substring(endPos, myField.value.length);
if(myValue=='') {

if(bbCode1.substring(0,4)=='[img' ){
bbb=bbCode1.length + myValue.length + bbCode2.length;
myField.selectionStart=startPos+bbb; myField.selectionEnd=startPos+bbb;
}
else{
bbb=bbCode1.length;
myField.selectionStart=startPos+bbb;
myField.selectionEnd=endPos+bbb;
}

}
else {
bbb=bbCode1.length;
bbb2=bbCode2.length;
bbV=myValue.length;
eoll=endOfLine.length;
myField.selectionStart=startPos+bbV+bbb+bbb2+eoll;
myField.selectionEnd=myField.selectionStart;
}
myField.focus();
myField.scrollTop=myField.scrollHeight;

return;
} else {
myField.value += myValue;
return;
}
}

function paste_strinL(strinL, isQuote, bbCode1, bbCode2, endOfLine, username){ 

	if( (isQuote==1 || isQuote==2) && strinL==''){
		alert(l_quoteMsgAlert);
	}
	else{
		if (isQuote==1) {
			if( username ){
				var user = '="'+username+'"';
			}
			bbCode1='[cytat'+user+']'; bbCode2='[/cytat]'; endOfLine='\n\n';
		}
		if (isQuote==2) {
			bbCode1='[b]'; bbCode2='[/b]'; endOfLine='\n';
		}
	
		var isForm=document.getElementById('postMsg');
		
		if (isForm) {
			var input=document.getElementById('postText');
			//var input=document.forms["postMsg"].elements["postText"];
			insertAtCursor(input, strinL, bbCode1, bbCode2, endOfLine);
		}
		else{
			alert(l_accessDenied);
		}
	}
}

	
function pasteSel() {
selektion='';
if(window.getSelection) {
this.thisSel=window.getSelection()+'';
selektion=this.thisSel.toString();
}
else if(document.getSelection) selektion=document.getSelection()+'';
else if(document.selection) selektion=document.selection.createRange().text;
}


function trimTxt(s) {
while (s.substring(0,1) == ' ') {
s = s.substring(1,s.length);
}
while (s.substring(s.length-1,s.length) == ' ') {
s = s.substring(0,s.length-1);
}
return s;
}

function submitForm(){

	var pf=document.forms['postMsg'];
	var ftitle=false;
	var ftext=false;
	var flogin=false;
	var fpass=false;
	var forum = false;
	var user_usr='';
	var user_pwd='';
	var topicTitle='';
	var postText='';
	var fsubmit=true;
	
	if(pf.elements['user_usr']) { flogin=true; user_usr=trimTxt(pf.elements['user_usr'].value); }
	if(pf.elements['user_pwd']) { fpass=true; user_pwd=trimTxt(pf.elements['user_pwd'].value); }
	if(pf.elements['postText']) { ftext=true; postText=trimTxt(pf.elements['postText'].value); }
	if(pf.elements['topicTitle']) { ftitle=true; topicTitle=trimTxt(pf.elements['topicTitle'].value); }
	if(pf.elements['CheckSendMail'] && pf.elements['CheckSendMail'].checked) { tlength=0; }
	if(pf.elements['forum']) { fforum=true; forumName = pf.elements['forum'].value; }
	
	if(flogin && fpass && user_usr!='' && user_pwd!=''){
		fsubmit=true;
	}
	else if(fforum && forumName == ''){
		fsubmit = false;
		alert('należy wybrać rodzaj forum');
	}
	else if(flogin && fpass && anonPost==0 && user_pwd==''){
		fsubmit=false;
	}
	else if(ftext && postText.length<tlength){
		fsubmit=false;
	}
	else if(ftitle && topicTitle.length<tlength){
		fsubmit=false;
	}
	
	if(fsubmit) {
		//pf.elements['subbut'].disabled=true;
		document.forms['postMsg'].submit();
		return true;
	} else {
		alert(l_accessDenied);
		return false;
	}
	
}