// JavaScript Document
$(document).ready(function(){	

 
  $('input[type=text]').focus(function() {

      $(this).val() == ('');

      });

  


    if (!$.browser.opera) {

        $('select.select').each(function(){
            var title = $(this).attr('title');
            if( $('option:selected', this).val() != ''  ) title = $('option:selected',this).text();
            $(this)
                .css({'z-index':10,'opacity':0,'-khtml-appearance':'none'})
                .after('<span class="select">' + title + '</span>')
                .change(function(){
                    val = $('option:selected',this).text();
                    $(this).next().text(val);
                    })
        });
		
		
		$('select.selectF').each(function(){
            var title = $(this).attr('title');
            if( $('option:selected', this).val() != ''  ) title = $('option:selected',this).text();
            $(this)
                .css({'z-index':10,'opacity':0,'-khtml-appearance':'none'})
                .after('<span class="selectF">' + title + '</span>')
                .change(function(){
                    val = $('option:selected',this).text();
                    $(this).next().text(val);
                    })
        });
		
		$('select.selectS').each(function(){
            var title = $(this).attr('title');
            if( $('option:selected', this).val() != ''  ) title = $('option:selected',this).text();
            $(this)
                .css({'z-index':10,'opacity':0,'-khtml-appearance':'none'})
                .after('<span class="selectS">' + title + '</span>')
                .change(function(){
                    val = $('option:selected',this).text();
                    $(this).next().text(val);
                    })
        });
		

    };
		
});
$(function() {
		$("#minSize").keydown(blockAlpha);
		$("#maxSize").keydown(blockAlpha);
		displayControls();

		
		$("#categorySelect").change(function(){
			displayControls();
		});
		
	});
	
	function displayControls()
	{
		var selectedVal = $("#categorySelect").val();
			
		if(selectedVal == 48 || selectedVal == 49){
			$("#commercialControls").show();
			$("#residentialControls").hide();
			$("#rooms").val("");
		}
		else{
			$("#commercialControls").hide();
			$("#residentialControls").show();
			$("#minSize").val("");
			$("#maxSize").val("");
		}
	
	}
	
	function blockAlpha(event) {
        // Allow only backspace and delete
        if ( event.keyCode == 46 || event.keyCode == 8 ) {
            // let it happen, don't do anything
        }
        else {
            // Ensure that it is a number and stop the keypress
            if ((event.keyCode < 48 || event.keyCode > 57) && (event.keyCode < 96 || event.keyCode > 105 )) {
                event.preventDefault(); 
            }   
        }
    };