function validForm(passForm){
if (passForm.website.value == ""  || passForm.link_url.value == "http://" ){
    alert("Please enter Your web site:")
    passForm.website.focus()
    return false
    }
	
if (passForm.link_title.value == "" ){
    alert("Please enter Your link title:")
    passForm.link_title.focus()
    return false
    }	
	
if (passForm.link_url.value == "" || passForm.link_url.value == "http://"){
    alert("Please enter Your link URL:")
    passForm.link_url.focus()
    return false
    }	

if (passForm.link_des.value == "" ){
    alert("Please enter Your link description:")
    passForm.link_des.focus()
    return false
    }
if (passForm.reciprocal.value == "" || passForm.reciprocal.value == "http://"){
    alert("Please enter Reciprocal link URL:")
    passForm.reciprocal.focus()
    return false
    }	
	
if (passForm.name.value == "" ){
    alert("Please enter Your name:")
    passForm.name.focus()
    return false
    }	
	
if (passForm.enq_email.value == "" ){
    alert("Please enter Your email:")
    passForm.enq_email.focus()
    return false
    }
                  if (!validEmail(passForm.enq_email.value)) {
                                alert("Your email address appears to be in the wrong format - please could you re-type it?")
                                passForm.enq_email.focus()
                                //passForm.enq_email.select()
                                return false
                        }

                        return true
 }
function validEmail(email) {
                        invalidChars = " /:,;"

                        if (email == "") {
                                return false
                        }
                        for (i=0; i<invalidChars.length; i++) {
                                badChar = invalidChars.charAt(i)
                                if (email.indexOf(badChar,0) > -1) {
                                        return false
                                }
                        }
                        atPos = email.indexOf("@",1)
                        if (atPos == -1) {
                                return false
                        }
                        if (email.indexOf("@",atPos+1) > -1) {
                                return false
                        }
                        periodPos = email.indexOf(".",atPos)
                        if (periodPos == -1) {
                                return false
                        }
                        if (periodPos+3 > email.length)        {
                                return false
                        }
                        return true
                }