//Validation Core
function validationtype(type,code,arg1,arg2)
{
	type=type.toUpperCase();
	switch (type)
	{
    case 'EMPTY': { return isEmpty(code,arg1,arg2); break }
    case 'EMAIL': {  return isEmail(code,arg1); break }
	case 'NUMERIC': {return isNumeric(code,arg1); break }
	case 'FILE': {  return checkFileFormat(code,arg1,arg2); break }
	case 'MATCH': { return isMatch(code,arg1,arg2); break }
	}
}

//**************************************************************************************************************

// Empty Checking

function isEmpty(code,arg1,arg2)
{
	//alert("empty function");
	var errortitle="";
	//alert(arg1.length);
	if (arg1.length<=1){
		if(arg1.length==0){
			errortitle=arg2;
     	 }
	    
	}
	else{
	
		for (i=0;i<=arg1.length-1;i++){
		
			//fieldvalue=Trim(fieldval[i]);
			//fieldtitle=Trim(fieldtit[i]);
			checkfieldvalue=fieldval[i];
			
			checkfieldtitle=fieldtit[i];
			
			
			
			if(checkfieldvalue.length==0){
				 
				 if (errortitle==""){
					errortitle=checkfieldtitle;
				 }
				 else{			 
				 errortitle=errortitle+", "+checkfieldtitle;
				 }
				 
			}
		}
	}
	
	if (errortitle!=""){
		//alert("error "+errortitle);
		return getErrorString(code,errortitle)
	}
	else{
	
		return getErrorString('1000','')
	}
	
}
//****************************************************************************************************************

//Match Checking

function isMatch(code,arg1,arg2)
{
	//alert("match function");
	if(arg1!=arg2){
		//alert("error ");
		return getErrorString(code,'')
	}
	else{
		return getErrorString('1000','')
	}
	
	
	
}

//****************************************************************************************************************

//This Function Validate the Image Format
function checkFileFormat(code,arg1,arg2)
{
	//alert("fileformat function");
	var inc=0
	//lo1=Trim(arg1);
	lo1=arg1;
	logo1=arg1.lastIndexOf(".");
	logole1=arg1.length;
	le1=logole1-logo1;
	k1=logo1;
	l1=logole1;
	b1 =lo1.substring(k1,l1);
	b1=b1.toLowerCase();
	
    for(i=0;i<=filetype.length-1;i++){
		checkfiletype=filetype[i].toLowerCase();
		
		if(checkfiletype==b1){
			inc=inc+1
		}
	}	 
		
    
	if(inc==0){
		//alert("error");
		return getErrorString(code,'');	  
	}
	else{
		return getErrorString('1000','');
	}
 
}

//***************************************************************************************************************

//This Function Checks the Numeric Values
function isNumeric(code,arg1)
{
	//alert("number function");
	//value=Trim(arg1)
	value=arg1;
	
	if(isNaN(value)){
		//alert("error");
		return getErrorString(code,'');
	}
	else{
		return getErrorString('1000','');
	}
}

//***************************************************************************************************************

//This Function Checks the Email
function isEmail(code,arg1)
{
	
	//alert("email function");
	//var str=Trim(arg1);
	var str=arg1;
	var str1=str.toLowerCase();
	var i,m=0,j=0,k=0,p=0;
	var len=str1.length;
	var len1=len-1;
	for(i=0;i<=len;i++){
		if(str1.charAt(i)=="@" ){
			j=j+1;
			if(i==0 || i==len1){
				j=10;
			}
		}
		if(str1.charAt(i)=="."){
			k=k+1;
			if (i==0){
				p=1;
			}
		
			if (i==len1){
				m=0;
			}
			else{
				m=1;
			}
		}
		if(str1.charAt(i)=="." && str1.charAt(i+1)=="@"){
		
        	return getErrorString(code,'')
        }
		if(str1.charAt(i)=="." && str1.charAt(i+1)=="."){
        
           return getErrorString(code,'')
        }
		if(str1.charAt(i)=="@" && str1.charAt(i+1)=="."){
		
			return getErrorString(code,'')
        }
	}
	if(j!=1 || (k=0 && k>2)|| m!=1|| p==1 )	{
	
		//alert("error");
		return getErrorString(code,'')
	}
	else{
		return getErrorString('1000','');
	}
}


//***************************************************************************************************************

//Trim : Remove the Left and Right Leading Spaces
function Trim(TRIM_VALUE)
{
    
	if(TRIM_VALUE.length < 1){
		return"";
	}
	TRIM_VALUE = RTrim(TRIM_VALUE);
	TRIM_VALUE = LTrim(TRIM_VALUE);
	if(TRIM_VALUE==""){
		return "";
	}
	else{
		return TRIM_VALUE;
	}
} 

//Right Trim : This Function remove the Right Leading Spaces
function RTrim(VALUE){
	var w_space = String.fromCharCode(32);
	var v_length = VALUE.length;
	var strTemp = "";
	if(v_length < 0){
		return"";
	}
	var iTemp = v_length -1;

	while(iTemp > -1){
		if(VALUE.charAt(iTemp) == w_space){
		}
		else{
			strTemp = VALUE.substring(0,iTemp +1);
			break;
		}
		iTemp = iTemp-1;

	} //End While
	return strTemp;
}
//Left Trim : This Function remove the Left Leading Spaces
function LTrim(VALUE){
	var w_space = String.fromCharCode(32);
	if(v_length < 1){
		return"";
	}
	var v_length = VALUE.length;
	var strTemp = "";

	var iTemp = 0;

	while(iTemp < v_length){
		if(VALUE.charAt(iTemp) == w_space){
		}
		else{
			strTemp = VALUE.substring(iTemp,v_length);
			break;
		}
		iTemp = iTemp + 1;
	} //End While
	return strTemp;
} 

//*******************************************************************************************************************

//Error Codes
function getErrorString(Codeid,arg1)
{
	messageid = parseInt(Codeid);
	switch (messageid)
	{
		case 1000: { ErrResult=''; return ErrResult; break }
		case 1001: { ErrResult='* Mandatory Field Missing : ' + arg1 ;   return ErrResult; break }
		case 1002: { ErrResult='Invalid Email';   return ErrResult; break }
		case 1003: { ErrResult='Invalid Number';   return ErrResult; break }
		case 1004: { ErrResult='Invalid Image';  return ErrResult; break }
		case 1005: { ErrResult='Does not Match';   return ErrResult; break }
	}
}