var popupStatus = 0;

function loadPopup(target){
	
	var form = "#frm_content";
	
	if(popupStatus==0){
		$("#backgroundPopup").css({
			"opacity": "0.7"
		});
		$("#backgroundPopup").fadeIn("fast");
		$(form).fadeIn("slow");
		popupStatus = 1;
	}
}

function disablePopup(target){
	
	var form = "#frm_content";
		
	if(popupStatus==1){
		$("#backgroundPopup").fadeOut("fast");
		$(form).fadeOut("fast");
		popupStatus = 0;
	}
}

function centerPopup(target){
	
	var form = "#frm_content";
	
	var windowWidth = document.documentElement.clientWidth;
	var windowHeight = document.documentElement.clientHeight;
	var popupHeight = 589;
	var popupWidth = 687;
	
	$(form).css({
		"position": "absolute",
		"top": windowHeight/2-popupHeight/2,
		"left": windowWidth/2-popupWidth/2
	});
	
	$("#backgroundPopup").css({
		"height": windowHeight
	});
	
}