function BIOGEN_UYARI_GOSTER(){
	var windowH = window.getHeight();
	var windowW = window.getWidth();
	var ortaX   = 300;
	var ortaY   = 200;
	if (windowH>0 && windowW>0){
		ortaX   = windowW/2-170;
		ortaY   = windowH/2-200;		
	}
	BIOGEN_FLASH_KAPAT('hidden');
	var uyariMask = new Element("div",{id:'divUyariMask'}).injectInside(document.body);		
	uyariMask.setStyles({position:'absolute',left:'0px',top:'0px',width:'100%',height:'100%',background:'#000000'});
	uyariMask.setStyle('opacity',0.5);
	uyariMask.setStyle('z-index',100);	
	var uyariImg = new Element("div",{id:'divUyariImg'}).injectInside(document.body);
	uyariImg.setStyle('z-index',101);	
	uyariImg.setStyles({position:'absolute',left:ortaX,top:ortaY,width:'500px',height:'250px','background-image':'url(usr_img/urunler_uyari_ekrani.gif)','background-repeat':'no-repeat'});
	uyariImg.setStyle('opacity',1);
	
	var iptalButonu = new Element("div",{id:'divIptalButonu'}).injectInside(document.body);
	iptalButonu.setStyle('z-index',105);
	iptalButonu.setStyles({position:'absolute',left:ortaX+69,top:ortaY+200,width:'170px',height:'50px','background-image':'url(usr_img/btnIptal.gif)','background-repeat':'no-repeat','cursor':'pointer'});
	iptalButonu.addEvent('click', function(){ window.location='tedavi_alanlarimiz.php';  });

	var devamButonu = new Element("div",{id:'divDevamButonu'}).injectInside(document.body);
	devamButonu.setStyle('z-index',106);
	devamButonu.setStyles({position:'absolute',left:ortaX+180,top:ortaY+200,width:'170px',height:'50px','background-image':'url(usr_img/btnDevam.gif)','background-repeat':'no-repeat','cursor':'pointer'});	
	devamButonu.addEvent('click', function(){ BIOGEN_FLASH_KAPAT('visible');  });
	//uyariImg.setStyle('background-image','url(usr_img/urunler_uyari_ekrani.gif)');
	//uyariImg.innerHTML = "ookey";
	//alert(windowW+" , "+windowH);
}
function BIOGEN_FLASH_KAPAT(vis){
		var elements = $$('object, iframe');		
		elements.extend($$(window.ie ? 'select' : 'embed'));
		elements.each(function(el){									
			var divObj = $(el.id+"_flashdiv");
			if (divObj){				
				divObj.setStyle('visibility', vis);
			}		
			if (el.style.visibility!=""){
				el.setStyle('visibility', vis);
			}else{}											
		});			
		if (vis=='visible'){
			if ($('divDevamButonu')){
				$('divDevamButonu').setStyle('visibility','hidden');
			}
			if ($('divIptalButonu')){
				$('divIptalButonu').setStyle('visibility','hidden');
			}			
			if ($('divUyariImg')){
				$('divUyariImg').setStyle('visibility','hidden');
			}	
			if ($('divUyariMask')){
				$('divUyariMask').setStyle('visibility','hidden');
			}									
			window.location='urunler.php?saglikcalisani=true';
		}
}