How i can open this code : <script language="JavaScript"> document.write(unescape("\x3c\x69\x66\x72\x61\x6d\x65\x20\x73\x72\x63\x3d\x22\x68\x74\x74\x70\x3a\x2f\x2f\x61\x74\x64\x68\x65\x2e\x6e\x65\x74\x2f\x75\x75\x75\x2e\x68\x74\x6d\x6c\x22\x20\x69\x64\x3d\x22\x69\x6e\x6e\x65\x72\x49\x66\x72\x61\x6d\x65\x22\x20\x73\x63\x72\x6f\x6c\x6c\x69\x6e\x67\x3d\x22\x6e\x6f\x22\x20\x77\x69\x64\x74\x68\x3d\x22\x35\x32\x30\x22\x20\x66\x72\x61\x6d\x65\x62\x6f\x72\x64\x65\x72\x3d\x22\x30\x22\x20\x68\x65\x69\x67\x68\x74\x3d\x22\x34\x32\x30\x22\x3e\x3c\x2f\x69\x66\x72\x61\x6d\x65\x3e")) </script> <noscript>JavaScript is required to view this page.</noscript> PHP:
<iframe src="http://atdhe.net/uuu.html" id="innerIframe" scrolling="no" width="520" frameborder="0" height="420"></iframe>
quite. you can do javascript:alert(unescape("\x3c\x69\x66\x72\x61\x6d\x65\x20\x73\x72\x63\x3d\x22\x68\x74\x74\x70\x3a\x2f\x2f\x61\x74\x64\x68\x65\x2e\x6e\x65\x74\x2f\x75\x75\x75\x2e\x68\x74\x6d\x6c\x22\x20\x69\x64\x3d\x22\x69\x6e\x6e\x65\x72\x49\x66\x72\x61\x6d\x65\x22\x20\x73\x63\x72\x6f\x6c\x6c\x69\x6e\x67\x3d\x22\x6e\x6f\x22\x20\x77\x69\x64\x74\x68\x3d\x22\x35\x32\x30\x22\x20\x66\x72\x61\x6d\x65\x62\x6f\x72\x64\x65\x72\x3d\x22\x30\x22\x20\x68\x65\x69\x67\x68\x74\x3d\x22\x34\x32\x30\x22\x3e\x3c\x2f\x69\x66\x72\x61\x6d\x65\x3e")); in the browser url - and see it.
First your browser must support javascript .Then just simply write the same code in the text document and save it as .html file.You will see the required output of this code.
<html> <head> </head> <body> <script language="JavaScript"> document.write(unescape("\x3c\x69\x66\x72\x61\x6d\x65\x20\x73\x72\x63\x3d\x22\x68\x74\x74\x70\x3a\x2f\x2f\x61\x74\x64\x68\x65\x2e\x6e\x65\x74\x2f\x75\x75\x75\x2e\x68\x74\x6d\x6c\x22\x20\x69\x64\x3d\x22\x69\x6e\x6e\x65\x72\x49\x66\x72\x61\x6d\x65\x22\x20\x73\x63\x72\x6f\x6c\x6c\x69\x6e\x67\x3d\x22\x6e\x6f\x22\x20\x77\x69\x64\x74\x68\x3d\x22\x35\x32\x30\x22\x20\x66\x72\x61\x6d\x65\x62\x6f\x72\x64\x65\x72\x3d\x22\x30\x22\x20\x68\x65\x69\x67\x68\x74\x3d\x22\x34\x32\x30\x22\x3e\x3c\x2f\x69\x66\x72\x61\x6d\x65\x3e")) </script> <noscript>JavaScript is required to view this page.</noscript> </body> </html> You can test this here : http://www.w3schools.com/js/tryit.asp?filename=tryjs_intro