Dynamic HTML FAQ

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FAQ 102 What is span?
FAQ 145 How do I alter the HTML source of a layer in Internet Explorer?
FAQ 148 How do I change selected parts of the text on the page?
FAQ 149 How do I change selected parts of the HTML on the page?
FAQ 150 How do I change text within table cells?
FAQ 179 How can I move a layer using an onMouseOver event handler?
FAQ 193 Is there a way to do an onMouseOver on text, i.e. not a link and not an image?
FAQ 202 How can I make a link text go bold on mouse over, but only in browsers that support it?
FAQ 225 Is it possible to select a portion of a mapimage and have some text appear in another area of same page?
FAQ 251 How do you access the images in a layer in Netscape?
FAQ 253 How can I control a Layer in Netscape 4 so that it is always positioned in the same location on the screen regardless of where in the document the user is currently located?
FAQ 254 How can I control a layer in Explorer 4 so that it is always positioned in the same location on the screen regardless of where in the document the user is currently located?
FAQ 255 How can I combine the previous scripts so that a layer in either Netscape 4 or Explorer 4 is always positioned in the same location on the screen regardless of where in the document the user is currently located?
FAQ 274 How do I make an image move across the page?
FAQ 313 Using an Image Map and mouse overs is there a way to highlight that clicking the image will actually do something, other than using status messages?
FAQ 367 How can I open get a new window to pop up when the mouse rolls over a certain plain text word?
FAQ 376 How do I make an image bounce off the edges of the browser?
FAQ 397 How can I do 'dynamic outlines' (like windows explorer) that show the sub-sections when you click on the sections and hide them again when you click the second time?
FAQ 405 How can I load a page within a page when a button is pushed?
FAQ 410 How do you hide and reveal the article synopsis' on irt.org?
FAQ 430 How can I highlight text links in table cells?
FAQ 457 Is it possible to make select object form hidden?
FAQ 464 How you destroy a layer created using new Layer()?
FAQ 510 Can I parse the HTML on a page, for example, if I know there's a table on a page, can I extract out that table and display it alone, say with a different background, title, headings etc?
FAQ 515 How can I force a layer to stay at the bottom of the browser window (Netscape Navigator 4), whenever this window is maximized, or resized?
FAQ 522 Is there a way to display the value of a variable (such as a text string) on the web page without using document.write (which clears the page) or one of the aesthetically unpleasing "box" solutions--writing into text boxes, alert boxes, etc?
FAQ 572 How do I alter the source of a layer?
FAQ 574 How can I make table rows disappear?
FAQ 578 Is there anyway to get Netscape to let you dynamically resize your images?
FAQ 581 How can I highlight normal text using onMouseover?
FAQ 585 How do I dynamicaly change the number of rows and columns in a textarea on form submit?
FAQ 617 How can I write into a nested Layer in Netscape?
FAQ 628 How can I get an answer to a question to appear below after the question is clicked on?
FAQ 666 Is there a way of 'dynamically' changing the content of a normal text paragraph in a page on an event?
FAQ 681 If I have an image object within <DIV> tags, how can I access the image without errors?
FAQ 696 How can I show a description directly under an image map, using onMouseOver?
FAQ 699 Is there any way to detect if a Netscape Navigator 4 or higher user has disabled Style Sheets in users preferences setting?
FAQ 700 How can I alter the contents of a layer in Netscape Navigator 4 using *.js source files to hold the text to be used in the layers?
FAQ 703 How can I change the contents of a table cell when the mouse moves over an image in a form?
FAQ 715 How can I load an image over another, when passing the page an x and y co-ordinate?
FAQ 720 Is it possible to have a small, variable length text description appear when a user passes the pointer over an AREA within an imagemap?
FAQ 721 How can I simulate the layers effect with Internet Explorer 4 ?
FAQ 727 How can I make a cross browser text rollover menu in DHTML?
FAQ 751 How can I change parts of the text that appears in the page after the page has loaded?
FAQ 753 How can I change an attribute of a tag without using the document.write() method, for example, can I control the bgColor of a table cell?
FAQ 779 Does navigator have a comparable innerHTML property?
FAQ 789 How can I fade text, like some pages fade the background, so that it initially matches the background color and gradually fades into visiblity?
FAQ 792 How can I load a file into a layer?
FAQ 795 When using links that are not underlined, how can I make the underlining appear when using onMouseover?
FAQ 803 How do I loop through all the layers in a document in Internet Explorer?
FAQ 804 How can I highlight text links when using onMouseover and open new windows when the text is clicked?
FAQ 818 How can I combine image highlighting with the dynamic tooltips script?
FAQ 849 Can I create a version of the mouse hover code that works on both Netscape Navigator 4 and Microsoft Internet Explorer 4?
FAQ 859 How can I bounce a ball around inside a layer using Dynamic HTML?
FAQ 865 Is it possible to dynamically create HTML on the fly in one frame via an event handler in another frame e.g onMouseOver?
FAQ 875 When using a floating layer, how do I keep the thing invisible when the user is scrolling the page and visible only when the user is not scrolling?
FAQ 881 Is there a way to tell the browser to resize a DHTML element based on the size of the browser window?
FAQ 882 How can I show a layer when a mouse moves over a link, but ensure that the layer is positioned next to the mouse pointer.?
FAQ 884 How can I make a layer appear in the exact x and y position within the browser window?
FAQ 908 Is it possible to set up some kind of sliding bar relative to the number/size of pictures or total downloading time, so that my visitors would know how long to wait?
FAQ 915 What is the difference between <span> and <div>?
FAQ 918 How can I display the value of a form field in the document body when a form button is pressed?
FAQ 935 How can I use an image map to alter text in a layer?
FAQ 944 In Netscape CSS can be switched off, is it possible to detect this?
FAQ 951 How can I highlight the background color of table cells using onMouseOver?
FAQ 953 How can I swap images using onMouseOver when the image is contained with a Netscape layer?
FAQ 982 In Netscape Navigator 4, how I do I swap two images in different layers?
FAQ 983 How can I hide and show a layer when form buttons are pressed?
FAQ 984 How can I hide and show a layer when a single form toggle button is pressed?
FAQ 998 How can I select a entry from a select form field and display a formatted date on the document not using a text field?
FAQ 1000 Once an image has loaded how can I display its width and height beneath the image?
FAQ 1001 How do I write text slowly across the screen using a character string stored in a varable?
FAQ 1002 Can I highlight the percentage download of several large images on the screen whilst they are downloading from the server?
FAQ 1032 How do you "clip" a layer?
FAQ 1035 How can I find out the width of text rendered by the document?
FAQ 1063 How can I find out the width and height of a layer?
FAQ 1133 How can I swap table rows between two table by pressing form field buttons?
FAQ 1135 If I initially set the height of a DIV to zero, then I add some text to this DIV the DIV resizes itself, how can I get the new height of the DIV?
FAQ 1136 How can I simulate a text toolbar across the top of the document?
FAQ 1144 How can I drag and drop objects in both Netscape Navigator and Internet Explorer?
FAQ 1157 How can I open and position layers but fail gracefully in older browsers?
FAQ 1159 How can I open a popup windows to fit the dynamically written contents?
FAQ 1173 How can I show a description directly under an image map, using onMouseOver, even when the image is in a table and the image is not on the left hand side of the screen?
FAQ 1177 How can I reveal a message a letter at a time?
FAQ 1183 How can I find out the width in pixels of a character?
FAQ 1185 Why can't I access an image within a layer nested within a layer?
FAQ 1187 When creating newLayer(), how can you give it a NAME or ID?
FAQ 1190 How do I use JavaScript to center a background watermark image in Netscape Navigator 4?
FAQ 1191 How can I change the visibility of a layer (in Netscape) using the onMouseOver event handler?
FAQ 1200 How can I make a watermark that floats and remains in the same location whilst I scroll through a document in either Netscape Navigator 4+ or Internet Explorer 4+?
FAQ 1201 How can I make a watermark that floats and remains in the bottom right hand corner of the window whilst I scroll through a document in either Netscape Navigator 4+ or Internet Explorer 4+?
FAQ 1210 How can I create a collapsable menu in JavaScript?
FAQ 1215 How can I draw a box over another image?
FAQ 1217 How can I show a description of where a link will go using DHTML?
FAQ 1219 How can I place a watermark background image in the centre of the page?
FAQ 1226 Is it possible to make a slider in JavaScript that automatically saves the value of the slider in a variable after you moved the slider?
FAQ 1258 How can I combine tool tips with an image map?
FAQ 1259 How can I combine tool tips with an image map, but have the tool tips hover at the same place as the mouse pointer?
FAQ 1260 Is there a way to know the coordinates on the page where the mouse was clicked?
FAQ 1261 How can I make a layer visible by clicking on a textlink on the same page?
FAQ 1267 Can I have a layer with a semi-transparent background?
FAQ 1268 Is there any way to make a document read another document and put it in a layer?
FAQ 1269 How can I scroll text across the screen without using the status bar and without using form fields?
FAQ 1275 How can I hide a layer by clicking an image link within the layer?
FAQ 1276 How can I read the text written in one frame by clicking a button on the other frame?
FAQ 1283 How can I make a form button, that disappears once clicked?
FAQ 1284 How can I detect if the user has a Flash plug-in?
FAQ 1289 How can I position layers relative to an imagemap such that I can hide and reveal layers over parts of the imagemap on mouse over?
FAQ 1293 How can I dynamically change the src of a layer from within a layer?
FAQ 1295 How can I scroll a link from right to left on the screen?
FAQ 1297 How can I have a slide show, not of images, but of HTML pages?
FAQ 1298 How can I resize an existing layer?
FAQ 1313 How can I move a layer all the time across the screen from right to left and back?
FAQ 1314 How do you position a layer in the center of a document?
FAQ 1315 How can I dynamically create a text box in a form on click of the image button?
FAQ 1343 How can I show/hide a layer in a separate frame?
FAQ 1347 How can I load another page into an absolutely positioned layer in Internet Explorer?
FAQ 1362 How can I update the contents of a relatively position layer in Netscape Navigator?
FAQ 1363 How can I change the background color of text in the normal flow of the page?
FAQ 1370 What are innerText, outerText, innerHTML and outerHTML?
FAQ 1375 How can I highlight the background color of table cells using onMouseOver, when the table is nested within a layer?
FAQ 1376 Using just the id of a layer how can I check that it is visible or hidden?
FAQ 1378 What's the difference between the Microsoft Internet Explorer style properties 'posTop', 'top' and 'pixelTop'?
FAQ 1379 How can I create a horizontal slider control?
FAQ 1380 How can I create a vertical slider control?
FAQ 1381 How can I position a layer relative to an image?
FAQ 1384 How can I add an onClick event to an area of text, or, how can I mask out an area and provide my own onClick event?
FAQ 1385 How can I create a single form that submits fields that are positioned in different Netscape Navigator layers?
FAQ 1387 How can I get the CSS width and height values of a layer in Netscape Navigator 4?
FAQ 1388 How can I replace a lower resolution image and some explantaion text with a higher resolution image without the text by clicking on the image?
FAQ 1391 Which DHTML properties in Netscape Navigator 4 map to which DHTML properties in Internet Explorer ?
FAQ 1400 How do I measure the height of my document?
FAQ 1408 How do I reveal a layer when a link in another layer is clicked?
FAQ 1409 Is it possible to have the position of a layer move with the coordinates of the mouse (without having to click and drag the layer), eg. a horizontal line layer and a verticle line layer, both following the position of the mouse pointer?
FAQ 1413 Is there a way to address stylesheet classes in Netscape Navigator?
FAQ 1414 How can I show the time in Perth in a layer?
FAQ 1418 Instead of a toolbar with menus that drop down, is it possible to have a toolbar with menus that fall up?
FAQ 1420 How do I make code compatiable with Mozilla/Netscape Navigator 5, so that I can show and hide layers in all supporting browsers?
FAQ 1423 How can I move an image to where I click on the browser window?
FAQ 1426 How can I add scrollbars to a Netscape Layer and allow the user to scroll through the contents?
FAQ 1432 How can you copy a layered image to the clipboard, when I use the save image as option (right mouse click) I only get the upper layer (or style sheet)?
FAQ 1515 Is there a way to access a document's html comments that is ?
FAQ 1533 How can I make a button that moves a table (scrolling effect) up or down?
FAQ 1732 How can I display an absolutely positioned layer of content over form fields so that the form fields do not show through the layer?
FAQ 1780 How can I highlight normal text using onMouseover?
FAQ 1781 How to make a collapsible treeview applet with JavaScript?
FAQ 1792 How do you center a layer in IE?
FAQ 1793 How do I make an explanation appear when my mouse pointer hovers over a word?
FAQ 1801 How can I resize an image