var files = document.getElementsByTagName('input');
for(var i = 0; i < files.length; i++) {
if(files[i].type == 'file') {
files[i].unselectable = 'on';
}
}
var files = document.getElementsByTagName('input');
for(var i = 0; i < files.length; i++) {
if(files[i].type == 'file') {
files[i].unselectable = 'on';
}
}