var smajliku = 0;
function area(text) {
	smajliku++;
	if (smajliku > 10) {
		alert("Zpráva smí obsahovat maximálně 10 smajlíků!");
		return;
	}
        var txtarea = document.formular.text;
        text = ' ' + text + ' ';
        if (txtarea.createTextRange && txtarea.caretPos) {
                var caretPos = txtarea.caretPos;
                caretPos.text = caretPos.text.charAt(caretPos.text.length - 1) == ' ' ? caretPos.text + text + ' ' : caretPos.text + text;
                txtarea.focus();
        } else {
                txtarea.value  += text;
                txtarea.focus();
        }
}


function area2(text) {
        var txtarea = document.formular.text;
        text = '' + text + '';
        if (txtarea.createTextRange && txtarea.caretPos) {
                var caretPos = txtarea.caretPos;
                caretPos.text = caretPos.text.charAt(caretPos.text.length - 1) == ' ' ? caretPos.text + text + ' ' : caretPos.text + text;
                txtarea.focus();
        } else {
                txtarea.value  += text;
                txtarea.focus();
        }
}



function storeCaret(textEl) {
        if (textEl.createTextRange) textEl.caretPos = document.selection.createRange().duplicate();
}



function CheckForm(formular) {
        var vyplneno = true;

        if ((formular.number.value == "") || (formular.text.value == "")) {
          vyplneno = false;
        }
        
        if (!vyplneno)
          alert("Všechna pole musí být  vyplněna!");

        return vyplneno;
}


function paste_strinL(startTag, endTag) {
       var myField=document.forms['formular'].elements['text'];
    //IE support
    if (document.selection) {
        myField.focus();
        sel = document.selection.createRange();
        sel.text = startTag+sel.text+endTag;
        myField.focus();
    }
    //MOZILLA/NETSCAPE support
    else if (myField.selectionStart || myField.selectionStart == '0') {
        var startPos = myField.selectionStart;
        var endPos = myField.selectionEnd;
        myField.value = myField.value.substring(0, startPos)
                      + startTag 
                      + myField.value.substring(startPos, endPos)
                      + endTag
                      + myField.value.substring(endPos, myField.value.length);
        myField.focus();
        myField.selectionStart = startPos + startTag.length;
        myField.selectionEnd = endPos + startTag.length;
    } else {
        myField.value += myValue;
        myField.focus();
    }
}

function setClass(cls,cls2,cls3) {
	document.getElementById("pass").className=cls; 
	document.getElementById("login").className=cls2; 						
	document.getElementById("register").className=cls3; 						
}