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Path: /data/applications/aps.bak/vtiger/5.0.4/standard/htdocs/modules/Products/ [ Home ]
File: Productsslide.js
/***********************************************
* Carousel Slideshow script- © Ger Versluis 2003
* Permission granted to DynamicDrive.com to feature script
* This notice must stay intact for legal use
* Visit http://www.dynamicdrive.com/ for full source code
***********************************************/

/********************************************************
  Create a div with transparent place holder in your html	
  <div id="Carousel" style="position:relative">
  <img src="placeholder.gif" width="404" height="202">
  </div>
  placeholder width:
  4 sided: 1.42 * carousel image width + 3
  6 sided: 2 * carousel image width +4
  8 sided: 2.62 * carousel image width + 5
  12 sided: 3.87 * carousel image width + 7
  placeholder height: 
  carousel image height+2

  Insert onload in body tag
  <body onload="Carousel()">	
 *********************************************************/

// 7 variables to control behavior
var Car_Image_Width=140;
var Car_Image_Height=80;
var Car_Border=true;		// true or false
var Car_Border_Color="black";
var Car_Speed=4;
var Car_Direction=true;		// true or false

/* array to specify images and optional links. 
   For 4 sided carousel specify at least 2 images
   For 6 sided carousel specify at least 3
   For 8 sided carousel specify at least 4
   For 12 sided carousel specify at least 6
   If Link is not needed keep it ""
 */
/***************** DO NOT EDIT BELOW **********************************/
CW_I=new Array(Car_NoOfSides/2+1);C_ClcW=new Array(Car_NoOfSides/2);
C_Coef=new Array(
		3*Math.PI/2,0,3*Math.PI/2,11*Math.PI/6,Math.PI/6,3*Math.PI/2,7*Math.PI/4,	0,
		Math.PI/4,3*Math.PI/2,5*Math.PI/3,11*Math.PI/6,0,Math.PI/6,Math.PI/3);
var C_CoefOf=Car_NoOfSides==4?0:Car_NoOfSides==6?2:Car_NoOfSides==8?5:9;
C_Pre_Img=new Array(Car_Image_Sources.length);
var C_Angle=Car_Direction?Math.PI/(Car_NoOfSides/2):0,C_CrImg=Car_NoOfSides,C_MaxW,C_TotalW,
													C_Stppd=false,i,C_LeftOffset,C_HalfNo=Car_NoOfSides/2;

function Carousel(){
	if(document.getElementById){
		for(i=0;i<Car_Image_Sources.length;i+=2){
			C_Pre_Img[i]=new Image();C_Pre_Img[i].src=Car_Image_Sources[i]}
		C_MaxW=Car_Image_Width/Math.sin(Math.PI/Car_NoOfSides)+C_HalfNo+1;
		Car_Div=document.getElementById("Carousel");
		Car_Div.style.height=Car_Image_Height+20+"px";

		for(i=0;i<C_HalfNo;i++){
			CW_I[i]=document.createElement("img");Car_Div.appendChild(CW_I[i]);	
			CW_I[i].style.position="absolute";
			CW_I[i].style.top=0+"px";
			CW_I[i].style.height=Car_Image_Height+"px";
			CW_I[i].valign="middle";
			if(Car_Border){
				CW_I[i].style.borderStyle="solid";
				CW_I[i].style.borderWidth=1+"px";
				CW_I[i].style.borderColor=Car_Border_Color}
				CW_I[i].src=Car_Image_Sources[2*i];
				CW_I[i].lnk=Car_Image_Sources[2*i+1];
				CW_I[i].onclick=C_LdLnk;
				CW_I[i].onmouseover=C_Stp;
				CW_I[i].onmouseout=C_Rstrt}
				CarImages()}}

				function CarImages(){
					if(!C_Stppd){
						C_TotalW=0;
						for(i=0;i<C_HalfNo;i++){
							C_ClcW[i]=Math.round(Math.cos(Math.abs(C_Coef[C_CoefOf+i]+C_Angle))*Car_Image_Width);
							C_TotalW+=C_ClcW[i]}
							C_LeftOffset=(C_MaxW-C_TotalW)/2;
							for(i=0;i<C_HalfNo;i++){
								CW_I[i].style.left=C_LeftOffset+"px";
								CW_I[i].style.width=C_ClcW[i]+"px";
								C_LeftOffset+=C_ClcW[i]}
								C_Angle+=Car_Speed/720*Math.PI*(Car_Direction?-1:1);
								if((Car_Direction&&C_Angle<=0)||(!Car_Direction&&C_Angle>=Math.PI/C_HalfNo)){
									if(C_CrImg==Car_Image_Sources.length)C_CrImg=0;
									if(Car_Direction){
										CW_I[C_HalfNo]=CW_I[0];
										for(i=0;i<C_HalfNo;i++)CW_I[i]=CW_I[i+1];
										CW_I[C_HalfNo-1].src=Car_Image_Sources[C_CrImg];
										CW_I[C_HalfNo-1].lnk=Car_Image_Sources[C_CrImg+1]}
									else{	for(i=C_HalfNo;i>0;i--)CW_I[i]=CW_I[i-1];
										CW_I[0]=CW_I[C_HalfNo];
										CW_I[0].src=Car_Image_Sources[C_CrImg];
										CW_I[0].lnk=Car_Image_Sources[C_CrImg+1]}
										C_Angle=Car_Direction?Math.PI/C_HalfNo:0;C_CrImg+=2}}
										setTimeout("CarImages()",50)}

										function C_LdLnk(){if(this.lnk)window.open(this.lnk,"test","width=600,height=400,resizable=1,scrollbars=1")}
										function C_Stp(){this.style.cursor=this.lnk?"pointer":"default";C_Stppd=true;}
										function C_Rstrt(){C_Stppd=false}