var ErrorCount = 0; /* No of errors */
var ErrorMsg = new Array(); /* A list of all errors */
ErrorMsg[0]="------------------------- The Following Errors Occured -------------------------" + String.fromCharCode(10);

/* To validate the type of input values in the form fields */
function CheckFieldString(type, formField, strMsg) {
	var checkOK;
	var checkStr = formField.value;
	var allValid = true;
	var flagDot  = false;
	var namestr, domainstr;
	var umlaute = String.fromCharCode(E4,F6,FC,C4,D6,DC,DF);

	if (type == 'noblank'){
		if (checkStr == ""){
			ErrorCount++;
			ErrorMsg[ErrorCount] = strMsg  + String.fromCharCode(10);
		}
	}
	else{
		if (type == 'integer'){
			checkOK = "0123456789";
		}
		else if (type == 'decimal'){
			checkOK = "0123456789.";
		}
		else if (type == 'text'){
			checkOK = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz_- " + umlaute;
		}
		else if (type == 'alphanumeric'){
			checkOK = "0123456789.+-_#,/ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz ()_" + umlaute;
		}
		else if (type == 'full'){
			checkOK = "0123456789.,[]{}=+-_#,/ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz ()_:;'\\*^%$@<>?'" + umlaute;
		}
		else if (type == 'alphanum'){
			checkOK = "0123456789_ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz " + umlaute;
		}
		else if (type == 'email'){
			checkOK = "0123456789_-@.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
			if ( /^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,7})+$/.test(checkStr) ){
			}
			else{
				ErrorCount++;
				ErrorMsg[ErrorCount] = strMsg  + String.fromCharCode(10);
			}
		}
		else if (type == 'phone'){
			checkOK = "0123456789-+";
		}
		else if (type == 'URL'){
			checkOK = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789.:/\\" + umlaute;
		}
		else if (type == 'path'){
			checkOK = "0123456789.+-_#,/ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz () \\ ";
		}
		else{
			ErrorMsg[1] = "Check Validation one of the mentioned validation type is wrong" + String.fromCharCode(10);
			ErrorCount++;
			return 1;
		}

		/* code for email validation */
		/*
		if ((type == 'email') && (checkStr != "")) {	
			namestr = checkStr.substring(0, checkStr.indexOf("@"));  // everything before the '@'
			domainstr = checkStr.substring(checkStr.indexOf("@")+1, checkStr.length); // everything after the '@'

			// Rules: namestr cannot be empty, or that would indicate no characters before the '@',
			// domainstr must contain a period that is not the first character (i.e. right after
			// the '@').  The last character must be an alpha.
			if ((namestr.length == 0) || (domainstr.indexOf(".") <= 0) || (domainstr.indexOf("@") != -1)) {
				ErrorCount++;
				ErrorMsg[ErrorCount] = "Enter a valid Email Address." + String.fromCharCode(10);
			} 
		}
		*/		

		for (i = 0;  i < checkStr.length;  i++){
			ch = checkStr.charAt(i);
			for (j = 0;  j < checkOK.length;  j++){
				if (ch == checkOK.charAt(j)){
					break;
				}
				if (j == checkOK.length-1){
					allValid = false;
					break;
				}
			}
			 /* for decimal type */
			if (type == 'decimal'){
				for (t = 0;  t < checkStr.length;  t++){	
					dot = checkStr.charAt(t)
					if (dot =='.' && flagDot == false){
						flagDot=true;
					}
					else if (dot =='.' && flagDot == true){
						ErrorCount++;
						ErrorMsg[ErrorCount] = strMsg + String.fromCharCode(10);
						break;
					}
				}
			}
			if (!allValid){
				ErrorCount++;
				ErrorMsg[ErrorCount] = strMsg  + String.fromCharCode(10);
				break;
			}
		}
	}
}