function checkdata()	{

// RESET PREVIOUS FLAGGED FIELDS HERE

for (i=1;i<fieldarray[0];i++)	{

	eval("reset = document.f"+i);
	reset.src = "images/required.gif";

}

// DEFINE THE NECCESARY VARIABLES HERE
addlen = document.checkthis.customer_email.value.length;
invalidchar = 0;
usernamelength = 0;
ampcount = 0;
ampposition = 0;
domainlength = 0;
domaindotcount = 0;
lastdomaindot = 0;
errorcount = 0;
var errorlist = new Array();

//BEGIN EMAIL VALIDATION HERE
 for(i = 0;i < addlen;i++)	{
  thischar = document.checkthis.customer_email.value.substring(i,i+1);

if (/^\w|-|\.|@$/.test(thischar))	{
		
		if (ampcount == 0 && thischar != "@")	{
			
			usernamelength++;
		}
		
		if (thischar == "@")	{

			ampcount++;
			ampposition = i;
		}

		if (ampcount == 1 && thischar != "@")	{

			domainlength++;
		}

		if (ampcount == 1 && thischar == ".")	{

			if (i == ampposition+1 || i == lastdomaindot+1)	{
				
				invalidchar++;
			}
		
			domaindotcount++;
			lastdomaindot = i;

		}
			}

	else	{
	invalidchar++;
		}

	
}


	if (invalidchar == 0 && usernamelength >= 1 && ampcount == 1 && ampposition != 0 && domaindotcount >= 1 && lastdomaindot+3 <= addlen && lastdomaindot+8 >= addlen && domainlength >= 4)	{
	

var blah = "wee";

	}

	else	{

		errorcount++;
		eval("errorlist["+errorcount+"] = 'f"+emailfield+"'");

				

	}

// BEGIN ARRAY FIELD CHECK HERE

	for (i=1;i<fieldarray[0];i++)	{

		eval("checkit = fieldarray[" + i + "]");

			if (document.checkthis [checkit].value.length <= 1)	{
	
				errorcount++;
				eval("errorlist["+errorcount+"] = 'f"+i+"'");	
			}
	}	
		

// BEGIN FLAGGING ERROR FIELDS HERE

		if(errorcount >= 1)	{

			for(i=1;i<errorcount+1;i++)	{
			
				eval("flagit = errorlist[" + i + "]");
				document [flagit].src = err1.src;
			}
		alert("Please complete all required fields as shown.");
		return false;
		}

}