function checkForm(f) {
	
		if(f.name.value.length<2){alert("Name field is required");f.name.focus();return false;}
		if(f.companyname.value.length<2){alert("Company name field is required");f.companyname.focus();return false;}
		if(f.phonenumber.value.length<2){alert("Phone field is required");f.phonenumber.focus();return false;}
		if(f.email.value.length<2){alert("Email field is required");f.email.focus();return false;}
		if(f.email.value.indexOf("@")<1){alert("Email must be valid with an @");f.email.focus();return false;}
		if(f.productdescription.value.length<2){alert("Product Description field is required");f.productdescription.focus();return false;}
		if(f.comments.value.length<2){alert("Comments Field is required");f.comments.focus();return false;}
		return true;}