You may be inviting a lot of spam messages by posting your email address on your web pages. You can avoid this by encoding your email address with Hivelogic Enkoder.
Hivelogic Enkoder will encode your email address so that bots can not read the address but your visitor can read the email address. To encode enter your html with your email address in enkoder form and click encode, it will generate javascript code, paste this code where ever you want to display your email address.
Go to Hivelogic Enkoder
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Service looks good, but will the Javascript cause page to slow down?
@Nirmal,
It depends on how many scripts you have in a page, if you have more external script calls then definitely page loading will get delayed.