function trimStr(str)
{
    while(str.charAt(0) == (" ") )	
    {
	    str = str.substring(1);	
    }
    while(str.charAt(str.length-1) == " " )
    {
	    str = str.substring(0,str.length-1);	
    }	
    return str;
}


function checkContact()
{

if (trimStr(contactForm.clientName.value) == ""){ 
alert("Please provide a name")
contactForm.clientName.focus()
contactForm.clientName.select()
return false
}

if ((trimStr(contactForm.clientTel.value) == "")&&(trimStr(contactForm.clientEmail.value) == "")){ 
alert("Please provide a method of contact")
contactForm.clientTel.focus()
contactForm.clientTel.select()
return false
}

if (trimStr(contactForm.clientEnquiry.value) == ""){ 
    if (confirm("Send form without enquiry details?")){
	return true	
	}else{
    contactForm.clientEnquiry.focus()
    contactForm.clientEnquiry.select()
	return false;
	}
return false
}

return true
}

function checkEmailFriend()
{

if (trimStr(emailFriendForm.yourName.value) == ""){ 
alert("Please provide your name")
emailFriendForm.yourName.focus()
emailFriendForm.yourName.select()
return false
}

if (trimStr(emailFriendForm.yourEmail.value) == ""){ 
alert("Please provide your email")
emailFriendForm.yourEmail.focus()
emailFriendForm.yourEmail.select()
return false
}

if (trimStr(emailFriendForm.friendsName.value) == ""){ 
alert("Please provide your friend's name")
emailFriendForm.friendsName.focus()
emailFriendForm.friendsName.select()
return false
}

if (trimStr(emailFriendForm.friendsEmail.value) == ""){ 
alert("Please provide your friend's email")
emailFriendForm.friendsEmail.focus()
emailFriendForm.friendsEmail.select()
return false
}

return true
}