I have problem with function parameter which i have passed.

```
function SearchContact(admin@yourstore.com,John Smith,12345678)
{
....code here-...
}

```

when see in firebug/console, It give me error that is 

```
SyntaxError: illegal character

```

for more clarity please see in picture[![enter image description here](https://i.stack.imgur.com/PWMgZ.png)](https://i.stack.imgur.com/PWMgZ.png)

please give me solution.
Thank you in advance.