var letterexp = /[a-z]/i
var emailexp = /^[a-z][a-z_0-9\.]+@[a-z_0-9\.]+\.[a-z]{3}$/i
var area1 = /^\d{3}$/
var exchg1 = /^\d{3}$/
var bName = navigator.appName;

function stoperror()
{
	return true
}

window.onerror=stoperror

if (bName == "Netscape")
{
   var browser = "NN"
}
else
{
  var browser = "IE"     
}


function isValid(pattern, str) 
{ 
	return pattern.test(str) 
} 

function hasLetter(str) 
{ 
	return letterexp.test(str) 
} 
 
 
function setColor(el) 
{ 
    if (el.style) el.style.backgroundColor = "#cccccc";
} 
       
      
function validate()
{ 
          
        if (!hasLetter(document.forms[1].elements["Name"].value)) 
        { 
			
		  alert("Please check Name");
		  setColor(document.forms[1].elements["Name"]); 
          document.forms[1].elements["Name"].focus();
          document.forms[1].elements["Name"].select();  
		  return false 
        } 
        
 if (!isValid(emailexp, document.forms[1].elements["Email"].value)) 
        { 
			
			alert("Please check email");
		  setColor(document.forms[1].elements["Email"]); 
          document.forms[1].elements["Email"].focus(); 
          document.forms[1].elements["Email"].select();
 		  return false 
        } 

       if (!isValid (area1, document.forms[1].elements["Area"].value)) 
       {
			
			
			alert("Please check phone"); 
        
		  
          setColor(document.forms[1].elements["Area"]); 
          document.forms[1].elements["Area"].focus(); 
          document.forms[1].elements["Area"].select();
          return false 
        } 
        
		if (!isValid (exchg1, document.forms[1].elements["Exchg"].value)) 
        {
			
			
			alert("Please check phone"); 
        
		  
          setColor(document.forms[1].elements["Exchg"]); 
          document.forms[1].elements["Exchg"].focus(); 
          document.forms[1].elements["Exchg"].select();
          return false 
        } 

       	 return true; 
        } 
 
function clickit()  
{ 
	document.forms[0].elements[0].focus(); 
 
}


  
  

function BoxMouse(box1,box2, size)
{
		if (box1.value.length == size)
		box2.focus()
}