REGEX-Escape for: http://viagrageneric7k.com/ - generic for viagra 100mg viagra coupons <a hre...

Your Input:
Result, the escaped string:
http\:\/\/viagrageneric7k\.com\/ \- generic for viagra 100mg viagra coupons \is viagra available in generic\<\/a\>

What must the escaping look like for:
http://viagrageneric7k.com/ - generic for viagra 100mg viagra coupons <a href="http://viagrageneric7k.com/#">is viagra available in generic</a>

The excaped text for use in a regex is:
http\:\/\/viagrageneric7k\.com\/ \- generic for viagra 100mg viagra coupons \<a href\="http\:\/\/viagrageneric7k\.com\/#"\>is viagra available in generic\<\/a\>