function popUp(URL,winname){
    var left = parseInt((screen.availWidth/2) - (width/2));
    var top = parseInt((screen.availHeight/2) - (height/2));	
	var wprops = 'top=10,left=10,resizable=1,scrollbars=1,width=375,height=500,left=' + left + ',top=' + top + ',screenX=' + left + ',screenY=' + top;
	var wprops = 'top=10,left=10,resizable=1,scrollbars=1,width=375,height=500'
		if (navigator.appName == "Netscape")
		{
			openSesame = window.open(URL, winname, wprops);
		}

		if (navigator.appName == "Microsoft Internet Explorer")
		{
			openSesame = window.open(URL, winname, wprops);
			openSesame.location=URL;
		}
	        if (!openSesame.opener) {
		   openSesame.opener = window;
		}
	}
	
	function popUpSizedOriginal(URL,winname, width, height){
	var wprops = 'top=10,left=10,resizable=1,scrollbars=1,width=' + width + ',height=' + height;
		if (navigator.appName == "Netscape")
		{
			openSesame = window.open(URL, winname, wprops);
		}

		if (navigator.appName == "Microsoft Internet Explorer")
		{
			openSesame = window.open(URL, winname, wprops);
			openSesame.location=URL;
		}
	        if (!openSesame.opener) {
		   openSesame.opener = window;
		}
		
		
	}	
	
	function popUpSized(URL,winname, width, height){
	    
        var left = parseInt((screen.availWidth/2) - (width/2));
        var top = parseInt((screen.availHeight/2) - (height/2));	
	    var wprops = 'top=10,left=10,resizable=1,scrollbars=1,width=' + width + ',height=' + height + ',left=' + left + ',top=' + top + ',screenX=' + left + ',screenY=' + top;

	    //var wprops = 'top=10,left=10,resizable=1,scrollbars=1,width=' + width + ',height=' + height
		if (navigator.appName == "Netscape")
		{
			openSesame = window.open(URL, winname, wprops);
		}

		if (navigator.appName == "Microsoft Internet Explorer")
		{
			openSesame = window.open(URL, winname, wprops);
			openSesame.location=URL;
		}
	        if (!openSesame.opener) {
		   openSesame.opener = window;
		}
		
		
	}