This JavaScript bookmarklet will perform case-sensitive search in Google Chrome or any other browser include mobile Safari.
/* Bookmarklet Case-Sensitive Search */ function () { /* Prompt the user for search terms */ var text = prompt("Search for:", ""); if (text == null || text.length == 0) return; /* If there any previously highlighed words, remove them by setting the background to transparent */ var spans = document.getElementsByClassName("labnol"); if (spans) { for (var i = 0; i < spans.length; i++) { spans[i].style.backgroundColor = "transparent"; } } /* Search Code is courtesy Jesse Ruderman */ function searchWithinNode(node, te, len) { var pos, skip, spannode, middlebit, endbit, middleclone; skip = 0; if (node.nodeType == 3) { pos = node.data.indexOf(te); if (pos >= 0) { spannode = document.createElement("span"); spannode.setAttribute("class", "labnol"); spannode.style.backgroundColor = "yellow"; middlebit = node.splitText(pos); endbit = middlebit.splitText(len); middleclone = middlebit.cloneNode(true); spannode.appendChild(middleclone); middlebit.parentNode.replaceChild(spannode, middlebit); skip = 1; } } else if (node.nodeType == 1 && node.childNodes && node.tagName.toUpperCase() != "SCRIPT" && node.tagName.toUpperCase != "STYLE") { for (var child = 0; child < node.childNodes.length; ++child) { child = child + searchWithinNode(node.childNodes[child], te, len); } } return skip; } searchWithinNode(document.body, text, text.length); }