var iC = 0;
var aIL = new Array();
function preload_image(strID,strSRC){eval(strID+" = new Image();");eval(strID+".src = '"+strSRC+"';");}
function add_image(sN,sD,sMO,sMD){aIL[iC]=new Array(4);aIL[iC][0]=sN;aIL[iC][1]=new Image();aIL[iC][1].src=sD;if(sMO!=""){aIL[iC][2]=new Image();aIL[iC][2].src=sMO;}if(sMD!=""){aIL[iC][3]=new Image();aIL[iC][3].src=sMD;}iC++;}
function replace_image(sN,iS){if(document.images){for(i=0;i<iC;i++){if(document.images[aIL[i][0]]!=null){if((sN==aIL[i][0])&&(aIL[i][iS]!=null))document.images[sN].src=aIL[i][iS].src;}}}}