function Checkall()
{
    if (document.frm.comments.value =='')
	 {
		alert("Enter your comments!");
		document.frm.comments.focus();
		return false;
	   }
	   
	   
	
	if (document.frm.name.value =='') 
	{
		alert("Enter your name!");
		document.frm.name.focus();
		return false;
	  }
	  
	  
	  	if (document.frm.organization.value =='') 
	{
		alert("Enter your organization's name!");
		document.frm.organization.focus();
		return false;
	  }    
	
	
      
	if (document.frm.phone.value =='') {
		alert("Enter your phone number!");
		document.frm.phone.focus();
		return false;
	}

	
	if(document.frm.email.value!='')
	{
	
	if (document.frm.email.value.indexOf('.') < 0) 
	    {
			alert("Invalid Email address");
			document.frm.email.focus();
			return false;
		}
	else 
	   {
		if (document.frm.email.value.indexOf('@') < 0) 
		   {
             		   
			alert("Invalid Email address");
			document.frm.email.focus();
			return false;
		    }
		}
	var apos=document.frm.email.value.indexOf('@');
    var dotpos=document.frm.email.value.lastIndexOf('.');
    if ((apos < 1) || (dotpos-apos < 2)) 
			{
			 alert("Invalid Email address");
			 document.frm.email.focus();
			 return false;
			}  
			}
				
	//document.frm.submit();
	}