function loadPopup(){                  

						  if(popupStatus==0){                    
						   $("#backgroundPopup").css({"opacity": "0.7"});                                    
						   	$("#backgroundPopup").fadeIn("slow");  
						  	$("#popupContact").fadeIn("slow");     
						  	popupStatus = 1;                       
							}                                      
						};                             
							
				                
						function centerPopup(top){    
						                               
						//request data for centering                               
							var windowWidth = document.documentElement.clientWidth;    
							var windowHeight = document.documentElement.clientHeight;  
						  var popupHeight = $("#popupContact").height();             
						  var popupWidth = $("#popupContact").width();               
						  //centering                                                
						  $("#popupContact").css({                                   
						  "position": "absolute",                                    
						  "top": windowHeight/2-popupHeight/2 - top,                       
						  "left": windowWidth/2-popupWidth/2});                                                        
						  //only need force for IE6                                  
						                                                              
						  $("#backgroundPopup").css({"height": windowHeight});                                                        
						       
						};
								
						//disabling popup with jQuery magic!    
						function disablePopup(){                
						//disables popup only if it is enabled  
						 if(popupStatus==1){                     
						 	$("#backgroundPopup").fadeOut("slow");  
						 	$("#popupContact").fadeOut("slow");     
						  popupStatus = 0;                        
						 };                                       
						};