function checkSearch()
{
	var myindex  = document.getElementById("TypeID")
   var SelValue = myindex.options[myindex.selectedIndex].value;
	 
	if(SelValue == '')
	{
		alert('Please Select a Property Type');
		return false;
	}
	else
	{
		return true;		
	}
}

function checkProperty(form)
{
	var myProperty = form.PropertyID.value;
	
	if(myProperty == '')
	{
		alert('Please Enter a Postcode or Property ID');
		return false;
	}
	else
	{
		return true;	
	}
}

function checkAll2(form)
{
	var elementCnt  = form.elements.length;
	var i = 0;

	if(form.CheckAll.checked)
	{
		while(i <= elementCnt)
		{
			if(form.elements[i].type == 'checkbox')
			{
				form.elements[i].checked = true;
			}
			i++;
		}
	}
	else
	{
		while(i <= elementCnt)
		{
			if(form.elements[i].type == 'checkbox')
			{
				form.elements[i].checked = false;
			}
			i++;
		}
	}
}


function textFieldChange(myField,myFieldID,myAction)
{	
	if(myAction == 'focus')
	{
		if(myField.value == '')
		{
			document.getElementById(myFieldID).style.backgroundImage="url('/images/general/spacer.gif')";
		}
	}
	else
	{
		if(myField.value == '')
		{
			document.getElementById(myFieldID).style.backgroundImage="url('/images/general/form-fieldbg.gif')";
		}
	}
}

function checkAll(form,formfield,fieldname)
{
	var elementCnt  = form.elements.length;
	var i = 0;

	if(formfield.checked)
	{
		while(i <= elementCnt)
		{			
			if((form.elements[i].type == 'checkbox') && (form.elements[i].name != fieldname))
			{
				form.elements[i].disabled = true;
			}
			i++;
		}
	}
	else
	{
		while(i <= elementCnt)
		{
			if(form.elements[i].type == 'checkbox')
			{
				form.elements[i].disabled = false;
			}
			i++;
		}
	}
}