{\rtf1\ansi\ansicpg1252\deff0\deflang1033{\fonttbl{\f0\fswiss\fcharset0 Arial;}} {\*\generator Msftedit 5.41.15.1507;}\viewkind4\uc1\pard\f0\fs20 /* This script and many more are available free online at\par The JavaScript Source!! http://javascript.internet.com\par Created by: Robin Winslow | http://www.robinwinslow.me.uk */\par // Find and select all text in the document that matches the "value" of the element passed\par // If no element if passed, it will attempt to use the value of "this"\par // Only works in a browser that supports the "window.getSelection" method, as other selection methods don't support multiple selectionsz\par function performMultiSearch(elem,searchElem) \{\par // set up variables\par var searchString; // Will hold the text to search for\par var theSelection; // Will hold the document's selection object\par var textNodes; // Will hold all the text nodes in the document\par \par // Set it to search the entire document if we haven't been given an element to search\par if(!searchElem || typeof(searchElem) == 'undefined') searchElem = document.body;\par \par // Get the string to search for\par if(elem && elem.value) searchString = elem.value;\par else if(this && this.value) searchString = this.value;\par \par // Get all the text nodes in the document\par textNodes = findTypeNodes(searchElem,3);\par \par // Get the selection object\par if(window.getSelection) theSelection = window.getSelection(); // firefox\par else \{ // some other browser - doesn't support multiple selections at once\par alert("sorry this searching method isn't supported by your browser");\par return;\par \}\par \par // Empty the selection\par theSelection.removeAllRanges(); // We want to empty the selection regardless of whether we're selecting anything\par \par if(searchString.length > 0) \{ // make sure the string isn't empty, or it'll crash.\par // Search all text nodes\par for(var i = 0; i < textNodes.length; i++) \{\par // Create a regular expression object to do the searching\par var reSearch = new RegExp(searchString,'gmi'); // Set it to 'g' - global (finds all instances), 'm' - multiline (searches more than one line), 'i' - case insensitive\par var stringToSearch = textNodes[i].textContent;\par while(reSearch(stringToSearch)) \{ // While there are occurrences of the searchString\par // Add the new selection range\par var thisRange = document.createRange();\par thisRange.setStart(textNodes[i],reSearch.lastIndex - searchString.length); // Start node and index of the selection range\par thisRange.setEnd(textNodes[i],reSearch.lastIndex); // End node and index of the selection\par theSelection.addRange(thisRange); // Add the node to the document's current selection\par \}\par \}\par \}\par \par return;\par \}\par \par // Will find and select the first instance of the value of the passed element, then when called again will moves on to the next instance\par // If no element passed it will try to get the value from "this"\par function performSingleSearch(elem,searchElem) \{\par // set up variables\par var searchString; // Will hold the text to search for\par var theSelection; // Will hold the document's selection object\par var textNodes; // Will hold all the text nodes in the document\par \par // Set it to search the entire document if we haven't been given an element to search\par if(!searchElem || typeof(searchElem) == 'undefined') searchElem = document.body;\par \par // Get the string to search for\par if(elem && elem.value) searchString = elem.value;\par else if(this && this.value) searchString = this.value;\par \par if(searchString && searchString.length > 0) \{ // make sure the string isn't empty, or it'll crash.\par if(window.getSelection) \{ // Firefox\par // Get the selection\par theSelection = window.getSelection();\par \par // Get all the text nodes in the document\par textNodes = findTypeNodes(searchElem,3);\par \par // If there's already a selection, and it's the string we're searching for\par var searchMatch = new RegExp(searchString,'i');\par if(theSelection.rangeCount == 1 && searchMatch(theSelection.getRangeAt(0).toString())) \{\par var currentRange = theSelection.getRangeAt(0);\par theSelection.removeAllRanges();\par // Move on to the next occurrence of it by iterating through text nodes...:\par for(var i = 0; i < textNodes.length; i++) \{\par // If this text node is before the currentRange, ignore it and carry on to the next one\par if(currentRange.comparePoint(textNodes[i],0) == -1 && currentRange.startContainer != textNodes[i]) continue;\par // If this text node is the same as the currentRange, find the point in the currentRange\par else if((currentRange.comparePoint(textNodes[i],0) == -1 && currentRange.startContainer == textNodes[i]) || (currentRange.comparePoint(textNodes[i],0) == 0)) \{\par // Create a regular expression object to do the searching\par var reSearch = new RegExp(searchString,'gmi'); // Set it to 'g' - global (finds all instances), 'm' - multiline (searches more than one line), 'i' - case insensitive\par var stringToSearch = textNodes[i].textContent;\par var newRange = null;\par while(reSearch(stringToSearch)) \{ // While there are occurrences of the searchString\par // Test if the index is after the currentRange's position\par if(reSearch.lastIndex - searchString.length > currentRange.startOffset) \{\par // This is the new search position - empty the old selection and add the new selection range\par theSelection.removeAllRanges();\par newRange = document.createRange();\par newRange.setStart(textNodes[i],reSearch.lastIndex - searchString.length); // Start node and index of the selection range\par newRange.setEnd(textNodes[i],reSearch.lastIndex); // End node and index of the selection\par theSelection.addRange(newRange); // Add the node to the document's current selection\par break; // We're not interested in the other results, so break out of this while loop.\par \}\par \}\par if(newRange) break; // If we found a new range, break out of this for loop, cos there's nothing more to do.\par else continue; // Otherwise continue\par \}\par // If this text node is after the current one, search to see if it has any occurrences of the searchString\par else if(currentRange.comparePoint(textNodes[i],0) == 1) \{\par // Create a regular expression object to do the searching\par var reSearch = new RegExp(searchString,'gmi'); // Set it to 'g' - global (finds all instances), 'm' - multiline (searches more than one line), 'i' - case insensitive\par var stringToSearch = textNodes[i].textContent;\par // If we had a find, use it\par if(reSearch(stringToSearch)) \{\par // This is the new search position - empty the old selection and add the new selection range\par theSelection.removeAllRanges();\par newRange = document.createRange();\par newRange.setStart(textNodes[i],reSearch.lastIndex - searchString.length); // Start node and index of the selection range\par newRange.setEnd(textNodes[i],reSearch.lastIndex); // End node and index of the selection\par theSelection.addRange(newRange); // Add the node to the document's current selection\par break; // We're not interested in the other results, so break out of this while loop.\par \} else continue;\par \}\par \}\par \}\par \par // If we don't already have a selection, just find the first instance\par else \{\par // Search all text nodes\par for(var i = 0; i < textNodes.length; i++) \{\par // Create a regular expression object to do the searching\par var reSearch = new RegExp(searchString,'gmi'); // Set it to 'g' - global (finds all instances), 'm' - multiline (searches more than one line), 'i' - case insensitive\par var stringToSearch = textNodes[i].textContent;\par if(reSearch(stringToSearch)) \{ // If there are occurrences of the searchString\par // This is the new search position - empty the old selection and add the new selection range\par theSelection.removeAllRanges();\par // Add the new selection range\par var thisRange = document.createRange();\par thisRange.setStart(textNodes[i],reSearch.lastIndex - searchString.length); // Start node and index of the selection range\par thisRange.setEnd(textNodes[i],reSearch.lastIndex); // End node and index of the selection\par theSelection.addRange(thisRange); // Add the node to the document's current selection\par break; // We're done\par \}\par \}\par \}\par \}\par else if(document.selection) \{ // Internet Explorer\par theSelection = document.selection;\par var currentRange = theSelection.createRange();\par // Empty the current selection\par theSelection.empty();\par if(currentRange && currentRange.text && currentRange.text.match(eval('/'+searchString+'/i'))) \{\par // Move start position of range past this word\par currentRange.moveStart('word');\par // Move end position to end of document\par currentRange.moveEnd('textEdit');\par // Search again\par if(currentRange.findText(searchString)) \{\par // Select\par currentRange.select();\par return true;\par \}\par return false;\par \} else \{\par // Get a new range\par var searchRange = document.body.createTextRange();\par // Make it encompass the whole document\par searchRange.expand('textedit');\par // Find the first occurrence of the searchString\par if(searchRange.findText(searchString)) \{\par // Select\par searchRange.select();\par return true;\par \} else \{\par return false;\par \}\par \}\par \} else alert("Sorry your browser doesn't support a supported selection object");\par \}\par \}\par \par // Recursively find all text nodes within an element\par function findTypeNodes(elem,type) \{\par // Remove superfluous text nodes and merge adjacent text nodes\par elem.normalize();\par \par var typeNodes = new Array();\par // Search all children of this element to see which ones are the right type of node\par for(var nodeI = 0; nodeI < elem.childNodes.length; nodeI++) \{\par if(elem.childNodes[nodeI].nodeType == type) typeNodes.push(elem.childNodes[nodeI]); // If it is a the right type of node, add it to the array\par else \{\par // If not a the right type of node, search it in turn\par typeNodes = typeNodes.concat(findTypeNodes(elem.childNodes[nodeI],type));\par \}\par \}\par return typeNodes; // return the array\par \}\par \par // Multiple onload function created by: Simon Willison\par // http://simon.incutio.com/archive/2004/05/26/addLoadEvent\par function addLoadEvent(func) \{\par var oldonload = window.onload;\par if (typeof window.onload != 'function') \{\par window.onload = func;\par \} else \{\par window.onload = function() \{\par if (oldonload) \{\par oldonload();\par \}\par func();\par \}\par \}\par \}\par \par addLoadEvent(function() \{\par // Create a button\par var theInput = document.getElementById('searchInput');\par var theButton = document.getElementById('performSearch');\par var elementToSearch = document.body; // Use getElementById('yourIDName') to only allow search for a specific id.\par theButton.onclick = function() \{ // Set the onclick function\par performSingleSearch(theInput,elementToSearch);\par \}\par \});\par }