function emailCheck(str,div_name) 
{	
		var at="@"
		var dot="."
		var lat=str.indexOf(at)
		var lstr=str.length
		var ldot=str.indexOf(dot)
		if (str.indexOf(at)==-1){		   
		   document.getElementById(div_name).innerHTML = "Please enter valid email.";
		   return false
		}

		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		    document.getElementById(div_name).innerHTML = "Please enter valid email.";
		   return false
		}

		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
			document.getElementById(div_name).innerHTML = "Please enter valid email.";
			return false
		}

		 if (str.indexOf(at,(lat+1))!=-1){
			 document.getElementById(div_name).innerHTML = "Please enter valid email.";
			return false
		 }

		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
			 document.getElementById(div_name).innerHTML = "Please enter valid email.";
			return false
		 }

		 if (str.indexOf(dot,(lat+2))==-1){
			 document.getElementById(div_name).innerHTML = "Please enter valid email.";
			return false
		 }
		
		 if (str.indexOf(" ")!=-1){
			 document.getElementById(div_name).innerHTML = "Please enter valid email.";
			return false
		 }

		 return true					
	}	
	function validate()
	{
		$('div_name','div_address','div_city','div_phone','div_cell','div_email').invoke('hide');		
		
		var name = $('name').value ; 
		
		if(name== '')
		{
			$('div_name').show();	
			$('div_name').update('Please enter your name.').setStyle({ color: '#FF0000' });	
			$('name').focus();
			return false;
		}		
		var address = $('address').value ; 
		
		if(address== '')
		{
			$('div_address').show();	
			$('div_address').update('Please enter address.').setStyle({ color: '#FF0000' });	
			$('address').focus();
			return false;
		}
		
		var city = $('city').value ; 
		
		if(city== '')
		{
			$('div_city').show();	
			$('div_city').update('Please enter city.').setStyle({ color: '#FF0000' });	
			$('city').focus();
			return false;
		}
		
		var phone = $('phone').value ; 
		if(phone== '')
		{
			$('div_phone').show();	
			$('div_phone').update('Please enter phone.').setStyle({ color: '#FF0000' });	
			$('phone').focus();
			return false;
		}
		var cell = $('cell').value ; 
		if(cell== '')
		{
			$('div_cell').show();	
			$('div_cell').update('Please enter cell.').setStyle({ color: '#FF0000' });	
			$('cell').focus();
			return false;
		}
		
		var email = $('email').value ; 
		if(email== '')
		{
			$('div_email').show();	
			$('div_email').update('Please enter email.').setStyle({ color: '#FF0000' });	
			$('email').focus();
			return false;
		}
		else
		{				
			if(emailCheck(email,'div_email')) 
			{	
							
			}
			else
			{
				$('div_email').show();
				$('div_email').update('Invalid email address.').setStyle({ color: '#FF0000' });	
				$('email').focus();
				return false;		
			}			
		}
	}
	function login_validate()
	{		
		
		var error = 0;
		var login_username = document.getElementById('login_username').value; 
		if(login_username=="")
		{			
			if(navigator.appName == 'Microsoft Internet Explorer')			
				document.getElementById('row_login_username').style.display = 'block';	
			else
				document.getElementById('row_login_username').style.display = 'table-row';	
			document.getElementById('div_login_username').style.display = 'inline';	
			document.getElementById('div_login_username').innerHTML = '<font color="#FF0000">Please enter username.</font>';	
			document.getElementById('login_username').focus();			
			return false;
		}
		else
		{	
			document.getElementById('row_login_username').style.display = 'none';	
			document.getElementById('div_login_username').style.display = 'none';				
		}
		
		var login_password = document.getElementById('login_password').value; 
		if(login_password=="")
		{
			if(navigator.appName == 'Microsoft Internet Explorer')			
				document.getElementById('row_login_password').style.display = 'block';	
			else
				document.getElementById('row_login_password').style.display = 'table-row';	
			document.getElementById('div_login_password').style.display = 'inline';	
			document.getElementById('div_login_password').innerHTML = '<font color="#FF0000">Please enter password.</font>';	
			document.getElementById('login_password').focus();			
			return false;
		}					
		else
		{
			document.getElementById('row_login_password').style.display = 'none';	
			document.getElementById('div_login_password').style.display = 'none';	
		}
	}
	function postForm(actionKey)
	{		
		document.getElementById("actionid").value = actionKey;	
		document.theForm.submit();
	}
	function sure(str,actionKey)
	{
		if(confirm(str))
		{	
			 postForm(actionKey);
			 return true;
		}
		else
			return false;	
	}