[bpystep]

почему то перестали работать блоки URL и IMG, вернуля к вашему варианту

var str0 = '<div class="tag_a" id="window_tags_a"><div class="input"><input id="input_link_a" type="text" value="Введите ссылку"/><br><input id="input_text_a" type="text" value="Введите текст ссылки"/><div id="window_supmit_a" onClick="addURL(\'paper_txt\',1)"><p id="p_sub">ОК</p></div></div></div>';
				var str1 = '<div class="tag_img" id="window_tags_img"><div class="input"><input id="radio_pos" type="hidden" value=""/><span id="radio_1" style="font-weight:100;cursor:pointer;color:#000;" onClick="positionImg(\'left\');">слева</span>&nbsp&nbsp&nbsp&nbsp&nbsp<span id="radio_2" style="font-weight:100;cursor:pointer;color:#000;" onClick="positionImg(\'center\');">центр</span>&nbsp&nbsp&nbsp&nbsp&nbsp<span id="radio_3" style="font-weight:100;cursor:pointer; color:#000;" onClick="positionImg(\'right\');">справа</span><input id="input_link_img" name="input_link_img" style="width:220px;" type="text" value="Введите ссылку"/><div id="window_supmit_img" onClick="addImage(\'paper_txt\',1)"><p id="p_sub">ОК</p></div></div></div>';
				var str2 = '<div class="toolbar">';
				var str3 = '<img class="button" src="templates/css/images/bbcode/bold.gif" title="Жирный" onMouseOver="changeImg(this,1)" onMouseOut="changeImg(this,0)" onClick="addTags(\'[b]\',\'[/b]\',\'paper_txt\')">';
				var str4 = '<img class="button" src="templates/css/images/bbcode/italic.gif" title="Курсив" onMouseOver="changeImg(this,1)" onMouseOut="changeImg(this,0)" onClick="addTags(\'[i]\',\'[/i]\',\'paper_txt\')">'
				var str5 = '<img class="button" src="templates/css/images/bbcode/underline.gif" title="Подчеркнутый" onMouseOver="changeImg(this,1)" onMouseOut="changeImg(this,0)" onClick="addTags(\'[u]\',\'[/u]\',\'paper_txt\')">';
				var str6 = '<img class="button" src="templates/css/images/bbcode/strike.gif" title="Перечеркнутый" onMouseOver="changeImg(this,1)" onMouseOut="changeImg(this,0)" onClick="addTags(\'[s]\',\'[/s]\',\'paper_txt\')">';
				var str7 = '<img class="button" src="templates/css/images/bbcode/link.gif" title="URL-адрес" onMouseOver="changeImg(this,1)" onMouseOut="changeImg(this,0)" onClick="addURL(\'paper_txt\')">';
				var str8 = '<img class="button" src="templates/css/images/bbcode/image.gif" title="Картинка" onMouseOver="changeImg(this,1)" onMouseOut="changeImg(this,0)" onClick="addImage(\'paper_txt\')">';
				var str9 = '<img class="button" src="templates/css/images/bbcode/quote.gif" title="Цитата" onMouseOver="changeImg(this,1)" onMouseOut="changeImg(this,0)" onClick="addTags(\'[quote]\',\'[/quote]\',\'paper_txt\')">';
				var str10 = '</div>';
				
				var str = str0+str1+str2+str3+str4+str5+str6+str7+str8+str9+str10;

некрасивый говнокод(((