function validEmail(email) 
{ 
    if (email == ""){return false;} 
    badStuff = ";:/,' \"\\"; 
     
    for (i=0; i<badStuff.length; i++) 
    { 
        badCheck = badStuff.charAt(i) 
        if (email.indexOf(badCheck,0) != -1){return false;} 
    } 

    posOfAtSign = email.indexOf("@",1) 
     
    if (posOfAtSign == -1){return false;} 

    if (email.indexOf("@",posOfAtSign+1) != -1){return false;} 
    posOfPeriod = email.indexOf(".", posOfAtSign) 
     
    if (posOfPeriod == -1){return false;} 
    if (posOfPeriod+2 > email.length){return false;} 
     
return true; 
} 




function left_chk()
{

		var errorstr = '';
		var msgstr = "Sorry, we cannot complete your request.\nKindly provide us the missing or incorrect information enclosed below.\n\n";
		
		with(document.formleft)
		{ 	
			if(username.value=='') { errorstr += "- Please enter username.\n"; }
			if (password.value=='') { errorstr += "- Please enter password.\n";}
		}	
		
		if (errorstr != '')
		{
			msgstr = msgstr + errorstr;
			alert(msgstr);
			return false;
		}
		else
		{
			return true;
		}	
			
} 




function IsEmpty(objWord)
{
	var blnIsEmpty = true;	
	var blnObjectPrm=false;
	var i=0;	
	var strWord='';
	var objThis;
	strWord = objWord;
	while(i<strWord.length && blnIsEmpty) {
		if (strWord.charAt(i)!=' ')
			blnIsEmpty=false;
		i++;
  	}
	if (blnIsEmpty)
	{
		return true;
	}
	else
	{
		return false;
	}
	
}




// VALIDATE 1
function validate1(frm)
{
	
		var errorstr = '';
		var msgstr = "Sorry, we cannot complete your request.\nKindly provide us the missing or incorrect information enclosed below.\n\n";
		
		if (IsEmpty(frm.part_number.value)) { errorstr += "- Please enter part number.\n";}
		if (errorstr != '')
		{
			msgstr = msgstr + errorstr;
			alert(msgstr);
			return false;
		}
		else
		{
			return true;
		}	
}













// VALIDATE 2
function validate2(frm)
{
	
		var errorstr = '';
		var msgstr = "Sorry, we cannot complete your request.\nKindly provide us the missing or incorrect information enclosed below.\n\n";
		
		if (IsEmpty(frm.part_number.value)) { errorstr += "- Please enter part number.\n";}
		//if (!(validEmail(frm.email.value))) { errorstr += "- Please enter a valid email address.\n";}
		if (IsEmpty(frm.part_name.value)) { errorstr += "- Please enter part name.\n";}
		if (errorstr != '')
		{
			msgstr = msgstr + errorstr;
			alert(msgstr);
			return false;
		}
		else
		{
			return true;
		}	
}





// VALIDATE 2