How to get $this->getAddToCartUrl($product) in magento -

A PHP page has been created in the template / page / folder in my magenta application.

here One displayed product ... needs to be displayed again

  $ this-> GetAddToCartUrl ($ product)   
 but this zero value comes back ... This means that no value has returned ...  
 I How can I get in my PHP page .......  
 This is the html code:  
  & lt; Input id = "url_ & lt ;? php echo $ _iterator ;? & gt;" Name = "url _ $ _ iterator," type = "text" value = "& gt; php echo $ this-> getAddToCartUrl ($ product)? & Gt;" & Gt;   
 Any solutions are ....   
 
 
 Do you try this ....  
  & lt ;? Php echo $ this- & gt; Assistant ('Checkout / Cart') - & gt; GetAddUrl ($ _product)? & Gt;   
 Instead try this instead of this  $ this-> GetAddToCartUrl ($ product)