function ajaxTextPreview(textId,save,divPreview) { 
	var text;    
	if (BLOG_USE_TINYMCE && tinyMCE && (ed=tinyMCE.get(textId))) {
		text = ed.getContent();
	} else {
		text = $(textId).value;	
	}	
	JsHttpRequest.query(
    	DIR_WEB_ROOT+'/include/ajax/textPreview.php',                       
        { text: text, save: save },
        function(result, errors) {  
        	if (!result) {
                msgErrorBox.alert('Error','Please try again later');           
        	}
            if (result.bStateError) {
            	msgErrorBox.alert('Error','Please try again later');
            } else {    	
            	if (!divPreview) {
            		divPreview='text_preview';
            	}            	
            	if ($(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() {	
	if (Browser.Engine.trident) {
		//return true;
	}	
	if (!winFormImgUpload) {		
		winFormImgUpload=new StickyWin.Modal({content: $('window_load_img'), closeClassName: 'close-block', useIframeShim: false});
	}
	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.insertAtCursor(req.responseJS.sText);
				hideImgUploadForm();
			}
		}
	}
	req.open(null, DIR_WEB_ROOT+'/include/ajax/uploadImg.php', true);
	req.send( { value: value } );
}

function setTranslitName() {
        text = document.getElementById('blog_title').value;
        document.getElementById('blog_url').value = translate(text); 
}

var lat=new Array("-","-","","","","a","b","v","g","d","e","e","j","z","i","y","k","l","m","n","o","p","r","s","t","u","f","h","c","ch","sh","shch","y","e","yu","ya","","");
var cyr=new Array(" - "," ",",",".",'"',"а","б","в","г","д","е","ё","ж","з","и","й","к","л","м","н","о","п","р","с","т","у","ф","х","ц","ч","ш","щ","ы","э","ю","я","ъ","ь");   
  
function translate(tex) {   
        var buf=tex;   
        var i;

        for (i=0;i<lat.length;i++) {   
                buf=replace(buf,cyr[i],lat[i],0,0);   
        }   
        
        tex=buf;   
        return tex;   
}   

function replace(target,oldTerm,newTerm,caseSens,wordOnly) {   
        var work = target;   
        var ind = 0;   
        var next = 0;   
        
        oldTerm = oldTerm.toLowerCase();   
        work = target.toLowerCase();   
        
        while ((ind = work.indexOf(oldTerm,next)) >= 0) {   
                if (wordOnly) {   
                        var before = ind - 1;   
                        var after = ind + oldTerm.length;   
                        if (!(space(work.charAt(before)) && space(work.charAt(after)))) {   
                                next = ind + oldTerm.length;   
                                continue;   
                        }   
                }   
                target = target.substring(0,ind) + newTerm +   
                target.substring(ind+oldTerm.length,target.length);   
                work = work.substring(0,ind) + newTerm +   
                work.substring(ind+oldTerm.length,work.length);   
                next = ind + newTerm.length;   
                if (next >= work.length) { break; }   
        }   
        return target;   
}