function preventDrag(event) { if(event.type=='dragenter' || event.type=='dragover' || //if drag over event -- allows for drop event to be captured, in case default for this is to not allow drag over target event.type=='drop') //prevent text dragging -- IE and new Mozilla (like Firefox 3.5+) { if(event.stopPropagation) //(Mozilla) { event.preventDefault(); event.stopPropagation(); //prevent drag operation from bubbling up and causing text to be modified on old Mozilla (before Firefox 3.5, which doesn't have drop event -- this avoids having to capture old dragdrop event) } return false; //(IE) } } //attach event listeners after page has loaded window.onload=function() { var myTextInput = document.getElementById('textInput'); //target any DOM element here if(myTextInput.addEventListener) //(Mozilla) { myTextInput.addEventListener('dragenter', handleEvents, true); //precursor for drop event myTextInput.addEventListener('dragover', handleEvents, true); //precursor for drop event myTextInput.addEventListener('drop', preventDrag, true); } else if (myTextInput.attachEvent) //(IE) { myTextInput.attachEvent('ondragenter', preventDrag); myTextInput.attachEvent('ondragover', preventDrag); myTextInput.attachEvent('ondrop', preventDrag); } }

function preventDrag(event) { if(event.type=='dragenter' || event.type=='dragover' || //if drag over event -- allows for drop event to be captured, in case default for this is to not allow drag over target event.type=='drop') //prevent text dragging -- IE and new Mozilla (like Firefox 3.5+) { if(event.stopPropagation) //(Mozilla) { event.preventDefault(); event.stopPropagation(); //prevent drag operation from bubbling up and causing text to be modified on old Mozilla (before Firefox 3.5, which doesn't have drop event -- this avoids having to capture old dragdrop event) } return false; //(IE) } } //attach event listeners after page has loaded window.onload=function() { var myTextInput = document.getElementById('textInput'); //target any DOM element here if(myTextInput.addEventListener) //(Mozilla) { myTextInput.addEventListener('dragenter', handleEvents, true); //precursor for drop event myTextInput.addEventListener('dragover', handleEvents, true); //precursor for drop event myTextInput.addEventListener('drop', preventDrag, true); } else if (myTextInput.attachEvent) //(IE) { myTextInput.attachEvent('ondragenter', preventDrag); myTextInput.attachEvent('ondragover', preventDrag); myTextInput.attachEvent('ondrop', preventDrag); } }