if(document.images) {
	var imgs = new Array();
	imgs[2] = new Image();  imgs[2].src = "common/images/common/btn_gnavi_top_on.gif";
	imgs[3] = new Image();  imgs[3].src = "common/images/common/btn_gnavi_top_off.gif";
	imgs[4] = new Image();  imgs[4].src = "common/images/common/btn_gnavi_search_on.gif";
	imgs[5] = new Image();  imgs[5].src = "common/images/common/btn_gnavi_search_off.gif";
	imgs[6] = new Image();  imgs[6].src = "common/images/common/btn_gnavi_mypage_on.gif";
	imgs[7] = new Image();  imgs[7].src = "common/images/common/btn_gnavi_mypage_off.gif";
	imgs[8] = new Image();  imgs[8].src = "common/images/common/btn_gnavi_message_on.gif";
	imgs[9] = new Image();  imgs[9].src = "common/images/common/btn_gnavi_message_off.gif";
	imgs[10] = new Image();  imgs[10].src = "common/images/common/btn_gnavi_self_on.gif";
	imgs[11] = new Image();  imgs[11].src = "common/images/common/btn_gnavi_self_off.gif";
	imgs[12] = new Image();  imgs[12].src = "common/images/common/btn_gnavi_business_on.gif";
	imgs[13] = new Image();  imgs[13].src = "common/images/common/btn_gnavi_business_off.gif";
	imgs[14] = new Image();  imgs[14].src = "common/images/common/btn_gnavi_knowhow_on.gif";
	imgs[15] = new Image();  imgs[15].src = "common/images/common/btn_gnavi_knowhow_off.gif";
	imgs[16] = new Image();  imgs[16].src = "common/images/common/btn_gnavi_news_on.gif";
	imgs[17] = new Image();  imgs[17].src = "common/images/common/btn_gnavi_news_off.gif";
	
	imgs[20] = new Image();  imgs[20].src = "common/images/common/btn_login_registration_on.gif";
	imgs[21] = new Image();  imgs[21].src = "common/images/common/btn_login_registration_off.gif";


	imgs[30] = new Image();  imgs[30].src = "common/images/common/btn_introduction_on.gif";
	imgs[31] = new Image();  imgs[31].src = "common/images/common/btn_introduction_off.gif";
	imgs[32] = new Image();  imgs[32].src = "common/images/common/btn_print_on.gif";
	imgs[33] = new Image();  imgs[33].src = "common/images/common/btn_print_off.gif";


	imgs[40] = new Image();  imgs[40].src = "common/images/common/btn_ranking_list_on.gif";
	imgs[41] = new Image();  imgs[41].src = "common/images/common/btn_ranking_list_off.gif";


	imgs[100] = new Image();  imgs[100].src = "common/images/common/btn_gnavi_intern_on.gif";
	imgs[101] = new Image();  imgs[101].src = "common/images/common/btn_gnavi_intern_off.gif";
	imgs[102] = new Image();  imgs[102].src = "common/images/common/btn_gnavi_job_on.gif";
	imgs[103] = new Image();  imgs[103].src = "common/images/common/btn_gnavi_job_off.gif";
	
	imgs[1000] = new Image();  imgs[1000].src = "common/images/common/btn_red_18_52_on.gif";
	imgs[1001] = new Image();  imgs[1001].src = "common/images/common/btn_red_18_52_off.gif";
	imgs[1002] = new Image();	  imgs[1002].src = "common/images/common/btn_red_20_68_on.gif";
	imgs[1003] = new Image();	  imgs[1003].src = "common/images/common/btn_red_20_68_off.gif";
	imgs[1004] = new Image();	  imgs[1004].src = "common/images/common/btn_red_20_85_on.gif";
	imgs[1005] = new Image();	  imgs[1005].src = "common/images/common/btn_red_20_85_off.gif";
	imgs[1006] = new Image();	  imgs[1006].src = "common/images/common/btn_red_23_167_off.gif";
	imgs[1007] = new Image();	  imgs[1007].src = "common/images/common/btn_red_23_167_on.gif";
	imgs[1008] = new Image();	  imgs[1008].src = "common/images/common/btn_red_23_95_on.gif";
	imgs[1009] = new Image();	  imgs[1009].src = "common/images/common/btn_red_23_95_off.gif";
	imgs[1012] = new Image();	  imgs[1012].src = "common/images/common/btn_gray_23_167_on.gif";
	imgs[1013] = new Image();	  imgs[1013].src = "common/images/common/btn_gray_23_167_off.gif";
	imgs[1014] = new Image();	  imgs[1014].src = "common/images/common/btn_red_18_32_on.gif";
	imgs[1015] = new Image();	  imgs[1015].src = "common/images/common/btn_red_18_32_off.gif";
	imgs[1016] = new Image();	  imgs[1016].src = "common/images/common/btn_gray_18_167_on.gif";
	imgs[1017] = new Image();	  imgs[1017].src = "common/images/common/btn_gray_18_167_off.gif";
	imgs[1018] = new Image();	  imgs[1018].src = "common/images/common/btn_red_23_200_on.gif";
	imgs[1019] = new Image();	  imgs[1019].src = "common/images/common/btn_red_23_200_off.gif";
	imgs[1020] = new Image();	  imgs[1020].src = "common/images/common/btn_red_23_82_on.gif";
	imgs[1021] = new Image();	  imgs[1021].src = "common/images/common/btn_red_23_82_off.gif";
	imgs[1022] = new Image();	  imgs[1022].src = "common/images/common/btn_red_23_87_on.gif";
	imgs[1023] = new Image();	  imgs[1023].src = "common/images/common/btn_red_23_87_off.gif";
	imgs[1024] = new Image();	  imgs[1024].src = "common/images/common/btn_red_23_100_on.gif";
	imgs[1025] = new Image();	  imgs[1025].src = "common/images/common/btn_red_23_100_off.gif";
	imgs[1028] = new Image();	  imgs[1028].src = "common/images/common/btn_gray_18_143_on.gif";
	imgs[1029] = new Image();	  imgs[1029].src = "common/images/common/btn_gray_18_143_off.gif";
	imgs[1030] = new Image();	  imgs[1030].src = "common/images/common/btn_gray_17_75_on.gif";
	imgs[1031] = new Image();	  imgs[1031].src = "common/images/common/btn_gray_17_75_off.gif";
	imgs[1032] = new Image();	  imgs[1032].src = "common/images/common/btn_gray_17_104_on.gif";
	imgs[1033] = new Image();	  imgs[1033].src = "common/images/common/btn_gray_17_104_off.gif";
	imgs[1034] = new Image();	  imgs[1034].src = "common/images/common/btn_gray_17_124_on.gif";
	imgs[1035] = new Image();	  imgs[1035].src = "common/images/common/btn_gray_17_124_off.gif";
	imgs[1036] = new Image();	  imgs[1036].src = "common/images/common/btn_gray_17_151_on.gif";
	imgs[1037] = new Image();	  imgs[1037].src = "common/images/common/btn_gray_17_151_off.gif";
	imgs[1038] = new Image();	  imgs[1038].src = "common/images/common/btn_red_20_120_on.gif";
	imgs[1039] = new Image();	  imgs[1039].src = "common/images/common/btn_red_20_120_off.gif";
	imgs[1040] = new Image();	  imgs[1040].src = "common/images/common/btn_red_20_206_on.gif";
	imgs[1041] = new Image();	  imgs[1041].src = "common/images/common/btn_red_20_206_off.gif";
	imgs[1042] = new Image();	  imgs[1042].src = "common/images/corp/icon_plus.gif";
	imgs[1043] = new Image();	  imgs[1043].src = "common/images/corp/icon_plus2.gif";
	imgs[1044] = new Image();	  imgs[1044].src = "common/images/corp/icon_minus.gif";
	imgs[1045] = new Image();	  imgs[1045].src = "common/images/corp/icon_minus2.gif";
	imgs[1050] = new Image();	  imgs[1050].src = "common/images/common/btn_red_18_45_on.gif";
	imgs[1051] = new Image();	  imgs[1051].src = "common/images/common/btn_red_18_45_off.gif";
	imgs[1052] = new Image();	  imgs[1052].src = "common/images/common/btn_red_18_58_on.gif";
	imgs[1053] = new Image();	  imgs[1053].src = "common/images/common/btn_red_18_58_off.gif";
	imgs[1056] = new Image();	  imgs[1056].src = "common/images/common/btn_gray_17_138_on.gif";
	imgs[1057] = new Image();	  imgs[1057].src = "common/images/common/btn_gray_17_138_off.gif";
	imgs[1058] = new Image();	  imgs[1058].src = "common/images/common/btn_gray_18_52_on.gif";
	imgs[1059] = new Image();	  imgs[1059].src = "common/images/common/btn_gray_18_52_off.gif";
	imgs[1060] = new Image();	  imgs[1060].src = "common/images/common/btn_pink_18_100_on.gif";
	imgs[1061] = new Image();	  imgs[1061].src = "common/images/common/btn_pink_18_100_off.gif";
	imgs[1062] = new Image();	  imgs[1062].src = "common/images/common/btn_pink_18_167_on.gif";
	imgs[1063] = new Image();	  imgs[1063].src = "common/images/common/btn_pink_18_167_off.gif";
	imgs[1064] = new Image();	  imgs[1064].src = "common/images/common/btn_pink_18_66_on.gif";
	imgs[1065] = new Image();	  imgs[1065].src = "common/images/common/btn_pink_18_66_off.gif";
	imgs[1066] = new Image();	  imgs[1066].src = "common/images/common/btn_pink_18_82_on.gif";
	imgs[1067] = new Image();	  imgs[1067].src = "common/images/common/btn_pink_18_82_off.gif";
	imgs[1068] = new Image();	  imgs[1068].src = "common/images/common/btn_pink_23_167_on.gif";
	imgs[1069] = new Image();	  imgs[1069].src = "common/images/common/btn_pink_23_167_off.gif";
	imgs[1070] = new Image();	  imgs[1070].src = "common/images/common/btn_red_23_100_on.gif";
	imgs[1071] = new Image();	  imgs[1071].src = "common/images/common/btn_red_23_100_off.gif";
	imgs[1072] = new Image();	  imgs[1072].src = "common/images/common/btn_pink_23_100_on.gif";
	imgs[1073] = new Image();	  imgs[1073].src = "common/images/common/btn_pink_23_100_off.gif";


//	imgs[1050] = new Image();	  imgs[1050].src = "common/images/common/aaa.gif";
//	imgs[1051] = new Image();	  imgs[1051].src = "common/images/common/aaa.gif";

}
function chgimg(id, imgname) {
	if(document.images) {
		if(imgs[imgname]) {
			document.images[id].src = imgs[imgname].src;
		}
		else {
			document.images[id].src = imgname;
		}
	}
}




//背景画像の表示切替（編集しなくても平気）
function cngFrmBG(e,image){
	if(navigator.userAgent.indexOf("MSIE 6",0) >= 0){
		var N=window.event? event.srcElement: e.target
		if (N.tagName=="INPUT")
		N.style.backgroundImage="url"+"('"+image+"')"
	} else if(navigator.userAgent.indexOf("MSIE 7",0) >= 0){
		var N=window.event? event.srcElement: e.target
		if (N.tagName=="INPUT")
		N.style.backgroundImage="url"+"('"+image+"')"
	}
}