if (document.images) {
  var why_off = new Image();
  var why_on = new Image();

  var patented_off = new Image();
  var patented_on = new Image();

  var resistance_off = new Image();
  var resistance_on = new Image();
 
  var seminar_off = new Image();
  var seminar_on = new Image();

  var faq_off = new Image();
  var faq_on = new Image();

  var arrow_logo_off = new Image();
  var arrow_logo_on = new Image();

  var links_off = new Image();
  var links_on = new Image();  
}

function loadImages() {
  if (document.images) {
  why_off.src = "images/buttons3/why_off.gif";
  why_on.src = "images/buttons3/why_on.gif";

  patented_off.src = "images/buttons3/patented_off.gif";
  patented_on.src = "images/buttons3/patented_on.gif";

  resistance_off.src = "images/buttons3/resistance_off.gif";
  resistance_on.src = "images/buttons3/resistance_on.gif";

  seminar_off.src = "images/buttons3/seminar_off.gif";
  seminar_on.src = "images/buttons3/seminar_on.gif";

  faq_off.src = "images/buttons3/faq_off.gif";
  faq_on.src = "images/buttons3/faq_on.gif";

  arrow_logo_off.src = "images/buttons3/arrow_logo_off.gif";
  arrow_logo_on.src = "images/buttons3/arrow_logo_on.gif";

  links_off.src = "images/buttons3/links_off.gif";
  links_on.src = "images/buttons3/links_on.gif";
  }
}

function activate(imgName) {
  if (document.images) {
    if ( eval( imgName + "_on.complete") ) {
      document.images[imgName].src = eval(imgName +
"_on.src");
    }
  }
}
 
function deactivate(imgName) {
  if (document.images) {
    if ( eval(imgName + "_off.complete") ) {
      document.images[imgName].src = eval(imgName +
"_off.src");
    }
  }
}

function s_sendmail(){
	var m_message= "You must enter"
	var m_message1= ""
	var m_message2= ""
	var m_check= 0
	var em_valid= 0
	if (document.q_form.name_c.value==""){
		m_message+= " your name";
		m_check= 1;
	}
	if (document.q_form.email_c.value==""){
		if (m_check== 0){
			m_message+= " your e-mail address";
			m_check= 1;	
		}
		else{
			m_message1= " and e-mail address"
			m_message2= ", e-mail address"
			m_check= 2
		}		
	}
	else{
		var ph= "";
		var ph_value= 0;
		var ph_len= 0;
		em= document.q_form.email_c.value ;
		em_value= em.search("@")+ 1;
		em_len= em.length;
		//alert("pos @ ="+ em_value+ " len="+ em_len);		
		if ((em_value> 1) && (em_value < em_len)){
		
			em_valid= 1;
			//alert("email address is valid");
			//}			
		}		
	}
	
	if (document.q_form.phone_c.value==""){
		if (m_check== 0){
			m_message+= " your phone number";
			m_check= 1;
		}
		else{
			if (m_check<= 1){				
				m_message1= " and phone number";
				m_message2= ", phone number";
				m_check= 2;
			}
			else{
				m_message+= m_message2
				m_message1= " and phone number";
				m_message2= ", phone number";
				m_check=2;
			}			
		}		
	}
	

	if (document.q_form.question_c.value==""){
		if (m_check== 0){
			m_message+= " one or more questions"	;
			m_check= 1;
		}
		else{
			if (m_check<= 1){				
				m_message+= " and one or more questions";
				m_check=2;
			}
			else{
				m_message+= m_message2+ " and one or more questions";		
				m_message1= ""
				m_message2= ""
				m_check=1;			
			}
			
		}		
	}
	if (m_check> 0){
		
		if (m_check= 1){
			m_message+= m_message1+ ".";
			
		}
		else{
			m_message+= m_message1+ m_message2+ "."
		}
		alert(m_message);
	}
	else{
		if (em_valid== 1){
		//submit form
		//Return(true)
		document.q_form.submit();
		}
		else{
			alert("E-mail address should be of the form user@comapnydomain.")
		//return(false)
		}
	}


}