function size_change() {
	
	var window_width = $(window).width();
	var window_height = $(window).height();
	
      var page_height = window_height-214;
	  
	  $('.bg_img').css({'height':window_height+'px'});
	  
	  /*$('#page_container').height(page_height);
	  $('#page').height(page_height);*/
	  if (page_height>250){
	  	$('#the_company').css({'margin-top':((page_height-250)/2)+'px','margin-bottom':((page_height-250)/2)+'px'});
	  }
	  
	  /* Scroller Vertical */
	  $('#mcs_container').height(page_height-70);
	  $('div#mcs_container div.customScrollBox div.dragger_container').height(page_height-145);
	  $('.s_mcs').height(page_height-340);
	  $('div#mcs_container div.customScrollBox div.s_dragger').height(page_height-405);
	
}

function f_focus(field) {
	if($('#'+field).val()===field){$('#'+field).val('');$('#'+field).css({'color':'#000','font-weight':'normal'})};
}

function f_blur(field) {
	if($('#'+field).val()===''){$('#'+field).val(field);$('#'+field).css({'color':'#999','font-weight':'bold'})};
}

function form_check() {
	var errors = '';
	if($('#Name').val()==='Name'){errors += 'Name field is missing!\n'};
	if($('#Email').val()==='Email'){errors += 'Email field is missing!\n'};
	if($('#Message').val()==='Message'){errors += 'Message field is missing!\n'};
	if (errors !== '') {
		alert(errors);
		return false;
	} else {
		return true;
	}
}

function about_image(page,over,side){
	var window_width = $(window).width();
	var window_height = $(window).height();
	var page_height = window_height-214;
	var image_width = ((window_width-1000)/2)+170;
	$('#side_image').css({'height':page_height, 'width':image_width, 'background':'url(images/about_side'+page+'.jpg) top '+side+' no-repeat','overflow':over});	
}