function isaName(checkString)
{
    newString = "";    // REVISED/CORRECTED STRING
    count = 0;         // COUNTER FOR LOOPING THROUGH STRING

    // LOOP THROUGH STRING CHARACTER BY CHARACTER
    for (i = 0; i < checkString.length; i++) {
        ch = checkString.substring(i, i+1);

        // ENSURE CHARACTER IS AN ALPHA CHARACTER
        if ((ch >= "a" && ch <= "z") || (ch >= "A" && ch <= "Z" )  ) {
            newString += ch;
		}
		if (ch=="-") {	
        	newString += ch;
		}	
		if (ch==" ") {	
        	newString += ch;	
		}	
		if (ch==".") {	
        	newString += ch;		
		}
		if (ch=="'") {		
        	newString += ch;	
		}	
    }

    if (checkString != newString) {
	alert(checkString+"\n"+newString);
       alert("Please enter a value using characters Aa through Zz, dash, period, space, and apostrophe only.");
       return false;
    }
    return true;
}