// JavaScript Document
function isEmailAddr(email)
{
  var result = false;
  var theStr = new String(email);
  var index = theStr.indexOf("@");
  if (index > 0)
  {
    var pindex = theStr.indexOf(".",index);
    if ((pindex > index+1) && (theStr.length > pindex+1))
	result = true;
  }
  return result;
}

function validRequired(formField,fieldLabel)
{
	var result = true;
	
	if (formField.value == "")
	{
		//alert('Please enter a value for the "' + fieldLabel +'" field.');
		alert('Enter valid email address.');
		formField.focus();
		result = false;
	}
	
	return result;
}

function allDigits(str2)
{
	return inValidCharSet(str2,"0123456789");
}

function inValidCharSet(str,charset)
{
	var result = true;

	// Note: doesn't use regular expressions to avoid early Mac browser bugs	
	for (var i=0;i<str.length;i++)
		if (charset.indexOf(str.substr(i,1))<0)
		{
			result = false;
			break;
		}
	
	return result;
}
/*
function inValidCharSet(str,charset,str1)
{
	var result = true;

	// Note: doesn't use regular expressions to avoid early Mac browser bugs	
	for (var i=0;i<str.length;i++)
		if (charset.indexOf(str.substr(i,1))<0)
		{
			result = false;
			alert("Plese enter numeric values for "+str1);
			break;
		}
	
	return result;
}

*/

function validPrice(formField)
{
	
	var myRegExp = /./;
	var myString = formField.value;
	var resultsArray = myString.split(myRegExp);
	var arrayItem;
	if(resultsArray.length >2 )
	{	alert("Not valid Price");
		formField.focus();
		return false;	
	}
	if(resultsArray.length = 2 )
	{	
		if(resultsArray[1].length >2 )
		{ 	alert("Not valid Price");
			formField.focus();	
			return false; 
		}
	}
	for (arrayItem in resultsArray)
	{
//	   document.write(resultsArray[arrayItem] + "<BR>");
		
			
		if(! inValidCharSet(resultsArray[arrayItem],"0123456789"))
		   {  	alert("Not valid price");
				formField.focus();	
				return false; 
		   }
	
	}

	//<--------- End
	
	return true;
}



function validEmail(formField,fieldLabel,required)
{
	
	var result = true;
	
	if (required && !validRequired(formField,fieldLabel))
		result = false;

	if (result && ((formField.value.length < 3) || !isEmailAddr(formField.value)) )
	{
		alert("Please enter a complete email address in the form: yourname@yourdomain.com");
		formField.value="";
		formField.focus();
		result = false;
	}
   
  return result;

}

function validNum(formField,fieldLabel,required)
{
	var result = true;

	if (required && !validRequired(formField,fieldLabel))
		result = false;

 	if (result)
 	{
 		if (!allDigits(formField.value))
 		{
 			alert('Please enter a number for the "' + fieldLabel +'" field.');
			formField.focus();		
			result = false;
		}
	} 
	
	return result;
}


function validInt(formField,fieldLabel,required)
{
	var result = true;

	if (required && !validRequired(formField,fieldLabel))
		result = false;
  
 	if (result)
 	{
 		var num = parseInt(formField.value,10);
 		if (isNaN(num))
 		{
 			alert('Please enter a number for the "' + fieldLabel +'" field.');
			formField.focus();		
			result = false;
		}
	} 
	
	return result;
}


function validDate(formField,fieldLabel,required)
{
	var result = true;

	if (required && !validRequired(formField,fieldLabel))
		result = false;
  
 	if (result)
 	{
 		var elems = formField.value.split("/");
 		
 		result = (elems.length == 3); // should be three components
 		
 		if (result)
 		{
 			var month = parseInt(elems[0],10);
  			var day = parseInt(elems[1],10);
 			var year = parseInt(elems[2],10);
			result = allDigits(elems[0]) && (month > 0) && (month < 13) &&
					 allDigits(elems[1]) && (day > 0) && (day < 32) &&
					 allDigits(elems[2]) && ((elems[2].length == 2) || (elems[2].length == 4));
 		}
 		
  		if (!result)
 		{
 			alert('Please enter a date in the format MM/DD/YYYY for the "' + fieldLabel +'" field.');
			formField.focus();		
		}
	} 
	
	return result;
}

function checkpass(pass, cpass)
{
	var result=false;
	if(pass.value!="" && cpass.value!="")
	{
		if(pass.value == cpass.value)
			result = true;
		else
			alert("Mismatch Password and Confirm Password");			
	}	
	return result;
}

function openWindow(url,title)
{
	window.open(url,title,'width=640,height=480,resizable=yes,scrollbars=yes');
}



function validateForm(form_name,form_feilds_mynames,form_feilds_names)
{

	
   var key="";
   var str="";
   var focus="";
   var msg="Following are the mandatory fields!!\n\n";
   var aaa="\n\nAbove fields cannot be left blank";
   for(k=0;k<form_name.length;k++)
	{
		for(j=0;j<form_feilds_names.length;j++)
		{
			if(form_name[k].name == form_feilds_names[j])
			{
				str = form_name[k].value;
				while (str.charAt(0) == ' ')
					str = str.substring(1);
				while (str.charAt(str.length - 1) == ' ')
					str = str.substring(0, str.length - 1);
				if(str == "")
				{
					key+=",\n "+form_feilds_mynames[j];
					focus+=","+k;	
				}
			}		
		}
   }
   if(key!="")
	{
		key = key.substring(2);
		focus = focus.substring(1);
		Field=focus.substring(0,focus.indexOf(","));
		if(Field=="")
		{
		Field=focus.substring(focus.length,focus.indexOf(","));
		}
		//alert(Field);
		alert("Cannot Submit!!\n\n"+ msg+key+aaa);
		form_name[Field].value = "";
		form_name[Field].focus();
		return false;
	}	

	return true;
}



function checkpass(pass, cpass)
{
	var result=false;
	if(pass.value!="" && cpass.value!="")
	{
		if(pass.value == cpass.value)
			result = true;
		else
			alert("Mismatch Password and Confirm Password");			
	}	
	return result;
}