// Default functions //

function validateProdcomment(productid)
{
	
	if(document.getElementById("author_" + productid ).value == "")
	{
		 document.getElementById("author_valid_" + productid ).innerHTML = "Please Enter Name.";
		 document.getElementById("author_"+ productid ).focus();
		 return false;
	}
	else { document.getElementById("author_valid_"+ productid ).innerHTML = ""; }
	
	
	apos=document.getElementById("email_" + productid).value.indexOf("@");
	dotpos=document.getElementById("email_" + productid).value.lastIndexOf(".");
	if (document.getElementById("email_"+ productid).value == "" || apos<1 || dotpos-apos<2)
	{
		document.getElementById("email_valid_"+ productid).innerHTML = "Please Enter Correct Email.";
		document.getElementById("email_"+ productid).focus();
		return false;
	}
	else { document.getElementById("email_valid_"+ productid).innerHTML = ""; }
	
	if(document.getElementById("comments_" + productid).value == "")
	{
		 document.getElementById("comment_valid_" + productid).innerHTML = "Add Comments.";
		 document.getElementById("comments_"+ productid).focus();
		 return false;
	}
	else { document.getElementById("comment_valid_" + productid).innerHTML = ""; }
	
	return true;
	
}