pic1= new Image(16,16); 
pic1.src="checker/email/loading.gif"; 
pic2= new Image(16,16); 
pic2.src="checker/email/x.png"; 
pic3= new Image(16,16); 
pic3.src="checker/email/valid.png"; 


function checkemail(){
var emailfilter=/^\w+[\+\.\w-]*@([\w-]+\.)*\w+[\w-]*\.([a-z]{2,4}|\d+)$/i
var returnval=emailfilter.test(document.getElementById('email').value)
if (returnval==false){
document.getElementById('valid').src = 'checker/email/x.png'

}
else {
document.getElementById('valid').src = 'checker/email/valid.png'
//document.getElementById('sending').innerHTML = '<input type="button"  value="submit" class="button" onclick="submitemail(document.getElementById(\'email\').value)">'
//document.getElementById('sending').innerHTML = ''

}
}