紫蓮の翼

<SCRIPT LANGUAGE="JavaScript1.2" TYPE="text/javascript"> <!-- var uti = true; var speed = 6; var fireSize = 180; var fireNo = 6; var wa = 4; var space = 15; var img = "line-58.gif"; var _dom=(document.all?3:(document.getElementById?1:(document.layers?2:0))); var fireLay=""; for (i=0; i<fireNo*wa; i++) { if (_dom == 1 || _dom == 3) { fireLay += '<DIV id="fire' + i + '" style="position:absolute; width:1px; height:1px left:-100px; top=-100px;"><IMG src="' + img + '" mce_src="' + img + '"></DIV>'; } if (_dom == 2) { fireLay += '<LAYER name="fire'+ i +'" left="-100" top="-100"><IMG src="' + img + '" mce_src="' + img + '"></LAYER>\n'; } } document.writeln(fireLay); function getWindowSize() { if(_dom == 1 || _dom == 2) { win_width = self.innerWidth; win_height = self.innerHeight; } if (_dom == 3) { win_width = document.body.clientWidth; win_height = document.body.clientHeight; } } function showLayer(layerName){ if (_dom == 1) document.getElementById(layerName).style.visibility = "visible"; if (_dom == 2) document.layers[layerName].visibility = "show"; if (_dom == 3) document.all(layerName).style.visibility = "visible"; } function hideLayer(layerName){ if (_dom == 1) document.getElementById(layerName).style.visibility = "hidden"; if (_dom == 2) document.layers[layerName].visibility = "hide"; if (_dom == 3) document.all(layerName).style.visibility = "hidden"; } function moveLayerTo(layerName, x, y){ if (_dom == 1) { document.getElementById(layerName).style.left = x + scrollX; document.getElementById(layerName).style.top = y + scrollY; } if (_dom == 2) { document.layers[layerName].left = x + pageXOffset; document.layers[layerName].top = y + pageYOffset; } if (_dom == 3) { document.all(layerName).style.pixelLeft = x + document.body.scrollLeft document.all(layerName).style.pixelTop = y + document.body.scrollTop; } } function utiage(layerName,sx,sy,ex,ey,dl,sp) { var l, xp, yp, tim, z, dl2; l=Math.abs(Math.sqrt(Math.pow((ex-sx),2)+Math.pow((ey-sy),2))); z = Math.floor(l / dl); dl2 = l / z; if (Math.floor(l) != 0) { xp = dl2/l*(ex-sx)+sx; if (ex-sx == 0) { if (sy<ey) yp = sy+dl2; else yp = sy-dl2; } else yp = (sy-ey)/(sx-ex)*xp+sy-(sy-ey)/(sx-ex)*sx; moveLayerTo(layerName,xp,yp); tim = setTimeout("utiage('"+layerName+"',"+xp+","+yp+","+ex+","+ey+","+dl+","+sp+")",sp); } else { hideLayer(layerName); setTimeout("hanabi()",100); } } function hanabi() { for (i=0; i<fireNo*wa; i++) { zure1 = Math.floor(i/fireNo)%2 == 0 ? 0:(Math.PI / fireNo); zure2 = Math.floor(i/fireNo) * space; ran = (radius1>(fireSize*0.8)) ? Math.floor(Math.random()*20-10) : 0; radius2 = (radius1 - zure2) > 0 ? radius1 - zure2 : 0; if ((radius1 - zure2) > fireSize) { hideLayer("fire" + i); } else { showLayer("fire" + i); } moveLayerTo("fire" + i, centerX + Math.cos(i * (Math.PI * 2 / fireNo) + zure1) * (radius2) + ran, centerY + Math.sin(i * (Math.PI * 2 / fireNo) + zure1) * (radius2) + ran); } radius1 += speed; if (radius1 > (fireSize + space * wa)) { setHanabiPos(); } else { setTimeout("hanabi()",10);} } function setHanabiPos() { rev = 0; radius1 = 0; getWindowSize(); centerX = Math.floor(Math.random() * (win_width - (fireSize + space * wa) * 2) + (fireSize + space * wa)); centerY = Math.floor(Math.random() * (win_height - (fireSize + space * wa) * 2) + (fireSize + space * wa)); if (uti) { showLayer("fire0"); utiage("fire0",centerX,(win_height + 50),centerX,centerY,speed,10); } else setTimeout("hanabi()",1000); } if (_dom) setHanabiPos(); // --> </SCRIPT>

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