function ajaxTextPreview(textId,save,divPreview) { 
	var text = "";
	var aTextareas = $$(".stepText");

	if (BLOG_USE_TINYMCE && tinyMCE ) {

		for(var i = 0; i < aTextareas.length; i++) {
			var oStepEditor = tinyMCE.get( aTextareas[i].get("id") );

			if( i > 0 ) {
				text += "<topicstep>";
			}
			text += oStepEditor.getContent();
		}

	} else {

		for(var i = 0; i < aTextareas.length; i++) {
			if( i > 0 ) {
				text += "<topicstep>";
			}
			text += aTextareas[i].value;
		}
	}

	JsHttpRequest.query(
    	DIR_WEB_ROOT+'/include/ajax/textPreview.php',                       
        { text: text, save: save },
        function(result, errors) {  
        	if (!result) {
                msgErrorBox.alert('Error','Please try again later');           
        	}
            if (result.bStateError) {
            	msgErrorBox.alert('Error','Please try again later');
            } else {    	
            	if (!divPreview) {
            		divPreview='text_preview';
            	}            	
            	if ($(divPreview)) {
            		$(divPreview).set('html',result.sText).setStyle('display','block');
            	}
            }                               
        },
        true
    );
}


// для опроса
function addField(btn){
        tr = btn;
        while (tr.tagName != 'TR') tr = tr.parentNode;
        var newTr = tr.parentNode.insertBefore(tr.cloneNode(true),tr.nextSibling);
        checkFieldForLast();
}
function checkFieldForLast(){	
        btns = document.getElementsByName('drop_answer');      
        for (i = 0; i < btns.length; i++){
        	btns[i].disabled = false;            
        }
        if (btns.length<=2) {
        	btns[0].disabled = true;
        	btns[1].disabled = true;
        }
}
function dropField(btn){	
        tr = btn;
        while (tr.tagName != 'TR') tr = tr.parentNode;
        tr.parentNode.removeChild(tr);
        checkFieldForLast();
}



function checkAllTalk(checkbox) {
	$$('.form_talks_checkbox').each(function(chk){
		if (checkbox.checked) {
			chk.checked=true;
		} else {
			chk.checked=false;
		}		
	});	
}


function showImgUploadForm( sEditorElementId ) {	
	if (Browser.Engine.trident) {
		//return true;
	}	
	if (!winFormImgUpload) {
		winFormImgUpload=new StickyWin.Modal({content: $('window_load_img'), closeClassName: 'close-block', useIframeShim: false});
	}

	/**
	 * Здесь небольшой костыль для поддержки нескольких редакторов
	 *
	 */
	var aButtons = $('form_upload_img').getElements('input[type=button]');

	for( var i = 0; i < aButtons.length; i++ ) {

		var sStr = new String( aButtons[i].get("onclick") );

		if ( sStr.lastIndexOf("ajaxUploadImg") >= 0 ) {


			
			var sElement = "";

			if (sStr.lastIndexOf("topic_text") >= 0){//Это, если впервые открыли окно
				sElement = sStr.replace("topic_text", sEditorElementId);
			
			} else {//А это, если нет ))
				var sPattern = /topic_step\[[0-9]+\]/;

				sElement = sStr.replace(sPattern , sEditorElementId);
			};

			aButtons[i].set("onclick",  sElement);

		}

	}

	winFormImgUpload.show();

	winFormImgUpload.pin(true);
	return false;
}

function hideImgUploadForm() {
	winFormImgUpload.hide();
}

var winFormImgUpload;


function ajaxUploadImg(value,sToLoad) {


	sToLoad=$(sToLoad);
	var req = new JsHttpRequest();
	req.onreadystatechange = function() {
		if (req.readyState == 4) {
			if (req.responseJS.bStateError) {
				msgErrorBox.alert(req.responseJS.sMsgTitle,req.responseJS.sMsg);				
			} else {
				sToLoad.focus();
				sToLoad.insertAtCursor(req.responseJS.sText);
				hideImgUploadForm();
			}
		}
	}
	req.open(null, DIR_WEB_ROOT+'/include/ajax/uploadImg.php', true);
	req.send( { value: value } );
}