// JavaScript Document


function CalculateCoverTerm (oSelectID, oCoverField, oCoverLabel) {

	var oDate = new Date();
	var regexp = new RegExp(/^20\d{2}$/);
	
	var sValue = $(oSelectID).options[$(oSelectID).selectedIndex].value;
	
	if (regexp.test(sValue)) {
		
		sValue = parseInt(sValue)-oDate.getFullYear();

		$(oCoverField).value = sValue;
		$(oCoverLabel).update(sValue + ' years');
	
	}

}

function disclaimer() {
	window.open('/disclaimer', 'disclaimer', 'toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=1,width=400,height=250');
}

function terms() {
	window.open('/terms', 'terms', 'toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=1,width=400,height=250');
}

/**  **/




function FormMaster() {}


FormMaster.prototype.Clean = function (oField, sType) {
	
	var regexp;

	switch (sType) {
		
		case 'currency':
		
			regexp = new RegExp(/[^0-9\.]/g);
			oField.value = oField.value.replace(regexp, '');
			
			regexp = new RegExp(/\.[0-9]$/);
			
			if (regexp.test(oField.value)) {
			
				oField.value = oField.value + '0';
			
			}
			
			regexp = new RegExp(/\.$/);
			
			if (regexp.test(oField.value)) {
			
				oField.value = oField.value + '00';
			
			}
			

			var iDecimalIndex = oField.value.indexOf('.');

			if (iDecimalIndex > -1) {
				
				if (iDecimalIndex+3 < oField.value.length) {
			
					oField.value = oField.value.substr(0,iDecimalIndex+3);
				
				} else if (iDecimalIndex == oField.value.length) {
				
					oField.value += '00';
				
				}
			
			}
			
			
			//  regexp = new RegExp(/^[0-9]+(\.[0-9]{2})?$/);
			
		break;
	
		case 'decimal':
		case 'float':
		
			regexp = new RegExp(/[^0-9\.]/g);
			oField.value = oField.value.replace(regexp, '');
		
			oField.value = parseInt(oField.value);
			
		break;
	
		case 'int':
		
			if (oField.value == '') {
				return;
			}
			
			//  Regexp to remove non-number and two numbers at the end, such as ".00" or ",00"
			regexp = new RegExp(/[^\d]\d{2}$/);
			
			//  Do removal
			oField.value = oField.value.replace(regexp, '');
			
		
			//  Set regexp to anything that isn't a number or decimal point
			regexp = new RegExp(/[^0-9\.]/g);
			
			//  Remove them
			oField.value = oField.value.replace(regexp, '');
			
			
			//  If there's a proper decimal point, round it
			if (oField.value.indexOf('.') > -1) {
				
				oField.value = Math.round(parseFloat(oField.value));

			} else {
			
				oField.value = parseInt(oField.value);
			
			}
			
		break;
	
	}

}


FormMaster.prototype.DateOptions = function (type, value, text) {
   var myValue;
   var myText;

   switch(type) {
      case "day" :
      case "days" :
		  for (var i = 1; i <= 31; i++) {
			 myText = (i < 10) ? '0' + i : i;
			 myValue = myText;
			 document.write('<option value="' + myValue + '">' + myText + '</option>');
		  }
      break;

      case "month" :
      case "months" :
		  var monthArray = new Array("January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December");
		  for (var i = 1; i <= 12; i++) {
			 switch(value) {
				case "abbrWord" :  // Abbreviated Word
				myValue = GetAbbrWord(i);
				break;
	
				case "fullWord" :
				myValue = GetFullWord(i);
				break;
	
				case "combo" :
				myValue = GetMonthNumber(i) + ' ('+ GetAbbrWord(i) + ')';
				break;
	
				default :
				myValue = GetMonthNumber(i);
			 }
	
			 switch(text) {
				case "abbrWord" :  // Abbreviated Word
				myText = GetAbbrWord(i);
				break;
	
				case "fullWord" :
				myText = GetFullWord(i);
				break;
	
				case "combo" :
				myText = GetMonthNumber(i) + ' ('+ GetAbbrWord(i) + ')';
				break;
	
				default :
				myText = GetMonthNumber(i);
			 }
	
			 document.write('<option value="' + myValue + '">' + myText + '</option>');
		  }
      break;
	  
   }

   function GetAbbrWord(index) {
      return monthArray[(index-1)].substring(0,3);
   }

   function GetFullWord(index) {
      return monthArray[(index-1)];
   }

   function GetMonthNumber(index) {
      return myText = (index < 10) ? '0' + index : index;
   }


}



FormMaster.prototype.Display = function (sObjectId, sMode) {

	var o = document.getElementById(sObjectId);
	
	if (!o) {
		return false;
	} else {
		o.style.display = sMode;
	}

}



FormMaster.prototype.RemortgageOptions = function () {

	var sLenders = 'Debt consolidation,Home improvements,Raise capital, - Other...';
	
	var aLenders = sLenders.split(',');
	
	for (i=0;i<aLenders.length;i++) {
		document.write('<option value="' + aLenders[i] + '">' + aLenders[i] + '</option>');
	}

}



FormMaster.prototype.ShowApplicantText = function (bShow) {

	var aSpans = document.getElementsByTagName('span');
	
	for (var i = 0; i < aSpans.length; i++) {
	
		if (aSpans[i].className == 'applicant_text') {
		
			aSpans[i].style.display = (bShow) ? 'inline' : 'none';
		
		}
	
	}

}



FormMaster.prototype.Validate = function (f, aFields) {
	
	/*
		aFields:
		0 = Display name
		1 = Required
		2 = Format type
	*/

	var l = f.length;		//  form length (number of fields)
	var r = new Array();	//  array to store names of radio buttons already done
	var c, g, i, e, regexp, v;
	
	this.error_msg = '';
	this.num_errors = 0;
	
	for (sFieldId in aFields) {
		
		e = document.getElementById(sFieldId);			//  reference form element
		
		if (!e) {
			continue;
		}
		
	
		v = true;			//	field is valid - assume it is
		
		//  Split into type to make it easier to manage
		switch (e.type) {
			
			case 'checkbox':
				
				//  If required and not checked...
				if ((aFields[sFieldId][1] == 1) && (!e.checked)) {
					this.ValidationError(e, aFields[sFieldId], 'not checked');
				}
				
			break;
			
			case 'radio':
				
				if (aFields[sFieldId][1] == 1) {
				
					//  If we've not already done it
					if (r[e.name] == 'undefined' || r[e.name] == null) {
						
						r[e.name] = 1;		//  Record we've done it
						g = eval('f.' + e.name);		//  Group of radio buttons
						v = false;			//  Whether anything's been checked
						
						//  Loop group
						for (i = 0; i < g.length; i++) {
							if (g[i].checked) {
								v = true;
								break;
							}
						}
						
						if (!v) {
							this.ValidationError(e, aFields[sFieldId], 'not selected');
						}
							
					}
					
				}
				
			break;
		
			case 'select':
			case 'select-one':
				
				if ((aFields[sFieldId][1] == 1) && (e.options[e.selectedIndex].value == '')) {
					this.ValidationError(e, aFields[sFieldId], 'not selected');
				}
				
			break;
			
			case 'textarea':
				//  Nothing to do
			break;
		
			default:
				
				if (aFields[sFieldId][1] == 1) {
					if (e.value == '') {
						this.ValidationError(e, aFields[sFieldId], 'not entered');
					} else {
						
						v = true;
						
						switch (aFields[sFieldId][2]) {
						
							case 'email':
							
								//  Make lowercase
								e.value = e.value.toLowerCase();
								
								//  Test format
								regexp = new RegExp(/^([a-z0-9_\.\-])+\@(([a-z0-9\-])+\.)+([a-z0-9]{2,4})+$/);
								v = regexp.test(e.value);
								
							break;
							
							case 'houseprice':
							case 'house_price':
							case 'propertyvalue':
							case 'property_value':

								//  Remove non-numbers and keep decimal point(s)
								regexp = new RegExp(/[^\d\.]/g);
								e.value = e.value.replace(regexp, '');
								
								//  Check format
								regexp = new RegExp(/^\d{5,8}(\.\d{2})?$/);
								v = regexp.test(e.value);
							
							break;

							case 'postcode':
								//  Test postcode
								regexp = new RegExp("^(([EW]C[1-9]|(E|S?W)1)[A-Z]|(A[BL]|B[ABDHLNRST]?|C[ABFHMORTVW]|D[ADEGHLNTY]|E[HNX]?|F[KY]|G[LUY]?|H[ADGPRSUX]|I[GMPV]|[JZ]E|K[ATWY]|L[ADELNSU]?|M[EKL]?|N[EGNPRW]?|O[LX]|P[AEHLOR]|R[GHM]|S[AEGK-PRSTWY]?|T[ADFNQRSW]|UB|W[ADFNRSV]?|YO)[0-9]{1,2}) ?[0-9][ABD-HJLNP-UW-Z]{2}|BFPO ?[1-9][0-9]{0,3}$","i");
								v = regexp.test(e.value);

							break;
						
							case 'telephone':

								//  Remove non-numbers
								regexp = new RegExp(/[^\d]/g);
								e.value = e.value.replace(regexp, '');
								
								//  Test number
								regexp = new RegExp(/^0(1|2|7|8)\d{9}$/);
								v = regexp.test(e.value);
								
							break;
						
							default:
								//  Assume valid
						}
						
						if (!v) {
							this.ValidationError(e, aFields[sFieldId], 'not valid');
						}
						
					}

				}
		
		}
		
	}
	
	
	if (this.num_errors > 0) {
		alert('We are sorry, but please could you correct the following\nerrors in order to help us provide a more efficient service?\n' + this.error_msg);
	}
	
	
	return (this.num_errors == 0) ? true : false;

}



FormMaster.prototype.ValidationError = function (oField, aConfig, sError) {
	
	this.num_errors++;
	
	switch (oField.type) {
		case 'checkbox':
			this.error_msg += '\n - ' + aConfig[0] + ' ' + sError;
		break;
		
		case 'radio':		
		case 'select':
		case 'select-one':
			this.error_msg += '\n - ' + aConfig[0] + ' ' + sError;
		break;
		
		default:
			this.error_msg += '\n - ' + aConfig[0] + ' ' + sError;
	}
	
}




FormMaster.prototype.YearOptions = function (iYearStart, iYearEnd) {

	if (iYearStart < iYearEnd) {
	
		for (var i = iYearStart; i <= iYearEnd; i++) {
		
			document.write('<option value="' + i + '">' + i + '</option>');
		
		}
		
	} else {
	
		for (var i = iYearStart; i >= iYearEnd; i--) {
		
			document.write('<option value="' + i + '">' + i + '</option>');
		
		}
	
	}

}


var FM = new FormMaster();

var oDate = new Date();